Original subtitles

racing across italy at 300 kilometers

racing across italy at 300 kilometers per hour

a 38 million us dollar super machine

a 38 million us dollar super machine

a 38 million us dollar super machine the italians call it the ferrari train

the italians call it the ferrari train

the italians call it the ferrari train it's very big challenge

it's very big challenge

it's very big challenge running at this speed everything might

running at this speed everything might

running at this speed everything might have to be

have to be

have to be designed properly the agv

designed properly the agv

designed properly the agv is one of the world's fastest passenger

is one of the world's fastest passenger

is one of the world's fastest passenger services

what makes it so quick and what stops it

what makes it so quick and what stops it

what makes it so quick and what stops it from hurtling off the track

from hurtling off the track

from hurtling off the track as it speeds passengers from milan to

as it speeds passengers from milan to

as it speeds passengers from milan to rome

rome

rome i'm traveling at 300 kilometers per hour

i'm traveling at 300 kilometers per hour

i'm traveling at 300 kilometers per hour it's quite impressive

it's quite impressive

it's quite impressive we unlock the engineering secrets that

we unlock the engineering secrets that

we unlock the engineering secrets that help this high-speed train

help this high-speed train

help this high-speed train reach its destination on time

reach its destination on time

reach its destination on time from the intelligent rooftop power

from the intelligent rooftop power

from the intelligent rooftop power supply that feeds this beast with 25

supply that feeds this beast with 25

supply that feeds this beast with 25 000 volts of electricity to the

000 volts of electricity to the

000 volts of electricity to the innovative

innovative

innovative electric motors that thrust it up the

electric motors that thrust it up the

electric motors that thrust it up the steepest inclines

to reveal what it takes to build the

to reveal what it takes to build the

to reveal what it takes to build the ultimate

ultimate

ultimate super train

[Music]

italy a nation of 60 million people

italy a nation of 60 million people

italy a nation of 60 million people all in a rush to get somewhere

all in a rush to get somewhere

all in a rush to get somewhere [Applause]

[Applause]

[Applause] few places are busier than the city of

few places are busier than the city of

few places are busier than the city of milan

milan

milan italy's premier business hub

italy's premier business hub

italy's premier business hub more than 320 000 people a day travel

more than 320 000 people a day travel

more than 320 000 people a day travel through milan central station

they need fast reliable links to

they need fast reliable links to

they need fast reliable links to industrial cities in the north

industrial cities in the north

industrial cities in the north and rome italy's capital to the south

this is the machine they rely on to keep

this is the machine they rely on to keep

this is the machine they rely on to keep their day on track

their day on track

their day on track the agv

the agv

the agv [Music]

[Music]

[Music] its operational speed is capped at 300

its operational speed is capped at 300

its operational speed is capped at 300 kilometers per hour

kilometers per hour

kilometers per hour but its max speed of 360 kilometers per

but its max speed of 360 kilometers per

but its max speed of 360 kilometers per hour

hour

hour makes it the fastest passenger train in

makes it the fastest passenger train in

makes it the fastest passenger train in europe

europe

europe each one costs 38 million us dollars to

each one costs 38 million us dollars to

each one costs 38 million us dollars to build

the company that runs the train italo

the company that runs the train italo

the company that runs the train italo operates a fleet that services 25

operates a fleet that services 25

operates a fleet that services 25 italian cities

italian cities

italian cities it runs an average of 54 services

it runs an average of 54 services

it runs an average of 54 services between milan and rome

between milan and rome

between milan and rome each day

a high tech control center guides these

a high tech control center guides these

a high tech control center guides these advanced trains along the tracks

advanced trains along the tracks

advanced trains along the tracks while engineers work 24 7 to keep them

while engineers work 24 7 to keep them

while engineers work 24 7 to keep them maintained

italo's aim is to shuttle passengers to

italo's aim is to shuttle passengers to

italo's aim is to shuttle passengers to their destination as quickly as possible

their destination as quickly as possible

their destination as quickly as possible [Music]

to achieve this the agv train is built

to achieve this the agv train is built

to achieve this the agv train is built with innovative technology

with innovative technology

with innovative technology hidden under the hood to help speed it

hidden under the hood to help speed it

hidden under the hood to help speed it between cities

electric motors with more power than a

electric motors with more power than a

electric motors with more power than a formula one race car

formula one race car

formula one race car drive the train up inclines at full

drive the train up inclines at full

drive the train up inclines at full speed

speed

speed a network of intelligent cables channel

a network of intelligent cables channel

a network of intelligent cables channel 25 000 volts into the agv's power system

ingenious friction boosting technology

ingenious friction boosting technology

ingenious friction boosting technology helps the train maintain its grip on the

helps the train maintain its grip on the

helps the train maintain its grip on the wet and greasy tracks

all these elements combine to make the

all these elements combine to make the

all these elements combine to make the agv

agv

agv the ultimate high-speed train

today the man at the controls of this

today the man at the controls of this

today the man at the controls of this super train

super train

super train is driver dennis loria

the time is 7 53 am

dennis has 35 minutes to complete his

dennis has 35 minutes to complete his

dennis has 35 minutes to complete his pre-flight checks

his mission today is to safely transport

his mission today is to safely transport

his mission today is to safely transport 460 passengers

460 passengers

460 passengers 567 kilometers from milan to rome

567 kilometers from milan to rome

567 kilometers from milan to rome in 3 hours and 30 minutes

failure means more than dented pride

retaining the company's place in italy's

retaining the company's place in italy's

retaining the company's place in italy's transport market

transport market

transport market relies on delivering a first class

relies on delivering a first class

relies on delivering a first class service

service

service breakdowns late arrivals an

breakdowns late arrivals an

breakdowns late arrivals an uncomfortable ride

uncomfortable ride

uncomfortable ride all risk damaging the operator's

all risk damaging the operator's

all risk damaging the operator's reputation with passengers it's critical

reputation with passengers it's critical

reputation with passengers it's critical dennis gets his train to roam on time

but his machine must cover nearly 600

but his machine must cover nearly 600

but his machine must cover nearly 600 kilometers of challenging track to reach

kilometers of challenging track to reach

kilometers of challenging track to reach its destination

its destination

its destination dennis must guide the train along a high

dennis must guide the train along a high

dennis must guide the train along a high speed line

speed line

speed line through the suburbs of milan and across

through the suburbs of milan and across

through the suburbs of milan and across northern italy

northern italy

northern italy before stopping at reggio emilia and

before stopping at reggio emilia and

before stopping at reggio emilia and bologna

bologna

bologna the route crosses the apennines and

the route crosses the apennines and

the route crosses the apennines and speeds through tunnels

speeds through tunnels

speeds through tunnels stopping in florence before negotiating

stopping in florence before negotiating

stopping in florence before negotiating the web of suburban train lines

the web of suburban train lines

the web of suburban train lines that lie north of rome to reach rome

that lie north of rome to reach rome

that lie north of rome to reach rome central station

central station

central station 3 hours 30 minutes after leaving milan

809 am

hundreds of passengers on milan

hundreds of passengers on milan

hundreds of passengers on milan central's busy concourse

central's busy concourse

central's busy concourse file onto platform six and board

file onto platform six and board

file onto platform six and board dennis's train

dennis's train

dennis's train [Music]

[Music]

[Music] the interior is designed to make their

the interior is designed to make their

the interior is designed to make their three and a half hour journey

three and a half hour journey

three and a half hour journey as comfortable as possible all 462 seats

as comfortable as possible all 462 seats

as comfortable as possible all 462 seats on board

on board

on board are made from leather each of the

are made from leather each of the

are made from leather each of the carriage's windows

carriage's windows

carriage's windows are 15 larger than on standard commuter

are 15 larger than on standard commuter

are 15 larger than on standard commuter surfaces

shock absorbers between the wheels and

shock absorbers between the wheels and

shock absorbers between the wheels and carriages reduce vibration

carriages reduce vibration

carriages reduce vibration and the italo looks fast owing to its

and the italo looks fast owing to its

and the italo looks fast owing to its red livery

red livery

red livery the agv is dubbed the ferrari train

8 12 am

some 600 kilometers south in rome

some 600 kilometers south in rome

some 600 kilometers south in rome italo's control room tracks the position

italo's control room tracks the position

italo's control room tracks the position of every agv

of every agv

of every agv [Music]

[Music]

[Music] operations director sophia apadula must

operations director sophia apadula must

operations director sophia apadula must ensure every train is ready for dispatch

okay

in milan the train manager closes the

in milan the train manager closes the

in milan the train manager closes the doors

dennis receives the all clear to proceed

dennis receives the all clear to proceed

dennis receives the all clear to proceed we're ready

we're ready

we're ready [Music]

the train departs on time at 8 35

a.m

a.m

a.m as the onboard crew serve passengers

as the onboard crew serve passengers

as the onboard crew serve passengers breakfast

breakfast

breakfast dennis turns up power on the train's 10

dennis turns up power on the train's 10

dennis turns up power on the train's 10 electric motors

electric motors

electric motors this is a machine that is built to go

this is a machine that is built to go

this is a machine that is built to go fast

fast

fast with a top operational speed of 300

with a top operational speed of 300

with a top operational speed of 300 kilometers an hour

kilometers an hour

kilometers an hour it's one of europe's quickest passenger

it's one of europe's quickest passenger

it's one of europe's quickest passenger trains

trains

trains and everybody on board expects it to

and everybody on board expects it to

and everybody on board expects it to live up to that promise

live up to that promise

live up to that promise being on time it's fundamental in my

being on time it's fundamental in my

being on time it's fundamental in my work because we have

work because we have

work because we have several meetings to attend like every

several meetings to attend like every

several meetings to attend like every day so

day so

day so being late at just one of them means

being late at just one of them means

being late at just one of them means being late at every single meeting

the first challenge for dennis is to

the first challenge for dennis is to

the first challenge for dennis is to keep the train running fast along all

keep the train running fast along all

keep the train running fast along all sections of the route to roam

sections of the route to roam

sections of the route to roam [Music]

[Music]

[Music] this will be no simple task

this will be no simple task

this will be no simple task long sections of track climb hills these

long sections of track climb hills these

long sections of track climb hills these inclines can slow down

inclines can slow down

inclines can slow down traditional trains

many older passenger trains are pulled

many older passenger trains are pulled

many older passenger trains are pulled by a single locomotive at the front

by a single locomotive at the front

by a single locomotive at the front or pushed and pulled at the same time

or pushed and pulled at the same time

or pushed and pulled at the same time with a second locomotive

with a second locomotive

with a second locomotive adding power from the rear this standard

adding power from the rear this standard

adding power from the rear this standard configuration is

configuration is

configuration is fast on the flat but can rapidly lose

fast on the flat but can rapidly lose

fast on the flat but can rapidly lose speed up hills

speed up hills

speed up hills when climbing inclines carriages in the

when climbing inclines carriages in the

when climbing inclines carriages in the middle

middle

middle lose forward momentum and pull back on

lose forward momentum and pull back on

lose forward momentum and pull back on the locomotive

this slows the train when the

this slows the train when the

this slows the train when the locomotives increase their power and

locomotives increase their power and

locomotives increase their power and accelerate

accelerate

accelerate the lagging carriages are brought back

the lagging carriages are brought back

the lagging carriages are brought back up to speed

but the train loses valuable time

the engineers who built this super train

the engineers who built this super train

the engineers who built this super train designed an ingenious solution to help

designed an ingenious solution to help

designed an ingenious solution to help power this machine

power this machine

power this machine up inclines this depot

up inclines this depot

up inclines this depot in southern italy is where workers

in southern italy is where workers

in southern italy is where workers maintain italo's 25 strong fleet of agvs

here they strip off a train's red coat

here they strip off a train's red coat

here they strip off a train's red coat to run regular checks under the hood

francesco vedanza leads the team

francesco vedanza leads the team

francesco vedanza leads the team responsible for keeping every italo

responsible for keeping every italo

responsible for keeping every italo train running

a critical inspection of the agv sets of

a critical inspection of the agv sets of

a critical inspection of the agv sets of wheels

wheels

wheels called bogeys reveals the machine secret

called bogeys reveals the machine secret

called bogeys reveals the machine secret for staying fast

for staying fast

for staying fast this is a powerful motor boogie from the

this is a powerful motor boogie from the

this is a powerful motor boogie from the agv

agv

agv you can see the two big motors there are

you can see the two big motors there are

you can see the two big motors there are permanent market motor

permanent market motor

permanent market motor very powerful but very little

very powerful but very little

very powerful but very little engineers drop the traditional two

engineers drop the traditional two

engineers drop the traditional two locomotive design

locomotive design

locomotive design and decide to turn carriages into

and decide to turn carriages into

and decide to turn carriages into locomotives

locomotives

locomotives to maintain this machine's momentum up

to maintain this machine's momentum up

to maintain this machine's momentum up inclines

they fit a pair of innovative motors to

they fit a pair of innovative motors to

they fit a pair of innovative motors to five of the trains bogeys

five of the trains bogeys

five of the trains bogeys [Music]

[Music]

[Music] each motor has more horsepower than a

each motor has more horsepower than a

each motor has more horsepower than a formula one race car

the system is called distributed power

the system is called distributed power

the system is called distributed power power spreads out the agv's thrust along

power spreads out the agv's thrust along

power spreads out the agv's thrust along the length of the train

the length of the train

the length of the train [Applause]

[Applause]

[Applause] this allows the train to maintain a

this allows the train to maintain a

this allows the train to maintain a constant speed

constant speed

constant speed as none of its carriages will lose

as none of its carriages will lose

as none of its carriages will lose momentum and drag the agv back when

momentum and drag the agv back when

momentum and drag the agv back when going uphill

each of the bogey's motors drive a pair

each of the bogey's motors drive a pair

each of the bogey's motors drive a pair of the train's wheels

[Music]

more wheels under power means motorized

more wheels under power means motorized

more wheels under power means motorized carriages pull their own weight

carriages pull their own weight

carriages pull their own weight boosting the train up inclines with no

boosting the train up inclines with no

boosting the train up inclines with no drop in speed

drop in speed

drop in speed so the agv stays fast along high-speed

so the agv stays fast along high-speed

so the agv stays fast along high-speed sections of track

train driver dennis puts the pedal to

train driver dennis puts the pedal to

train driver dennis puts the pedal to the metal

he accelerates train and passengers up

he accelerates train and passengers up

he accelerates train and passengers up to the top speed of 300 kilometers per

to the top speed of 300 kilometers per

to the top speed of 300 kilometers per hour

being this fast and sitting on a chair

being this fast and sitting on a chair

being this fast and sitting on a chair and i'm traveling at 300 kilometers per

and i'm traveling at 300 kilometers per

and i'm traveling at 300 kilometers per hour

hour

hour it's quite impressive 30 kilometers into

it's quite impressive 30 kilometers into

it's quite impressive 30 kilometers into the journey

the journey

the journey the train is right on schedule

[Music]

[Music]

[Music] to reach rome on time dennis must keep

to reach rome on time dennis must keep

to reach rome on time dennis must keep the 423 ton

the 423 ton

the 423 ton train close to full speed

train close to full speed

train close to full speed [Music]

[Music]

[Music] but this is a challenge

but this is a challenge

but this is a challenge what technology keeps the agv fed with

what technology keeps the agv fed with

what technology keeps the agv fed with 25 000 volts of electricity and what is

25 000 volts of electricity and what is

25 000 volts of electricity and what is this train

this train

this train secret for staying on the rails

in northern italy the italo agv

in northern italy the italo agv

in northern italy the italo agv high speed train is nearly a quarter of

high speed train is nearly a quarter of

high speed train is nearly a quarter of the way into its 600 kilometer journey

the way into its 600 kilometer journey

the way into its 600 kilometer journey from milan

from milan

from milan to rome

the 460 passengers on board need to

the 460 passengers on board need to

the 460 passengers on board need to arrive in italy's capital on time

arrive in italy's capital on time

arrive in italy's capital on time the machine's reputation rests on the

the machine's reputation rests on the

the machine's reputation rests on the train reaching its destination in three

train reaching its destination in three

train reaching its destination in three hours

hours

hours 30 minutes

150 kilometers into the journey driver

150 kilometers into the journey driver

150 kilometers into the journey driver dennis

dennis

dennis must make a stop at reggio emilia

it's the job of train manager angelo

it's the job of train manager angelo

it's the job of train manager angelo pansera to get 70 new passengers on

pansera to get 70 new passengers on

pansera to get 70 new passengers on board within two minutes

but there's a problem indications in the

but there's a problem indications in the

but there's a problem indications in the platform

platform

platform are not correct the station's monitors

are not correct the station's monitors

are not correct the station's monitors are displaying the carriage's numbers

are displaying the carriage's numbers

are displaying the carriage's numbers the wrong way around because we have

the wrong way around because we have

the wrong way around because we have cuts to number 11

cuts to number 11

cuts to number 11 that way and not quotes number one as it

that way and not quotes number one as it

that way and not quotes number one as it is written on the monitors

is written on the monitors

is written on the monitors confused passengers struggle to find

confused passengers struggle to find

confused passengers struggle to find their seats

the clock is ticking they have to

the clock is ticking they have to

the clock is ticking they have to correct now

correct now

correct now to help the passengers to their correct

to help the passengers to their correct

to help the passengers to their correct cuts

he's ready we can go

with the passengers finally boarded

with the passengers finally boarded

with the passengers finally boarded dennis powers his super train towards

dennis powers his super train towards

dennis powers his super train towards rome

but the delay has pushed it two minutes

but the delay has pushed it two minutes

but the delay has pushed it two minutes behind schedule

behind schedule

behind schedule for dennis's agv to pick up the pace and

for dennis's agv to pick up the pace and

for dennis's agv to pick up the pace and reach rome on time

reach rome on time

reach rome on time the train must be fed with a reliable

the train must be fed with a reliable

the train must be fed with a reliable supply of electric power

the agv is just one in a long line of

the agv is just one in a long line of

the agv is just one in a long line of pioneering trains

pioneering trains

pioneering trains using revolutionary power systems to

using revolutionary power systems to

using revolutionary power systems to push the limits of speed

push the limits of speed

push the limits of speed even faster

back in the late 1930s trains powered by

back in the late 1930s trains powered by

back in the late 1930s trains powered by steam

steam

steam first break the 200 kilometers per hour

first break the 200 kilometers per hour

first break the 200 kilometers per hour barrier

barrier

barrier almost four decades later diesel trains

almost four decades later diesel trains

almost four decades later diesel trains like britain's intercity 125

like britain's intercity 125

like britain's intercity 125 hit over 240 kilometers per hour

in 1981 the electric tgv achieved speeds

in 1981 the electric tgv achieved speeds

in 1981 the electric tgv achieved speeds in excess of 300 kilometers per hour

in excess of 300 kilometers per hour

in excess of 300 kilometers per hour on a new high-speed track

on a new high-speed track

on a new high-speed track [Music]

electric trains win out against diesel

electric trains win out against diesel

electric trains win out against diesel and steam in the speed stakes

and steam in the speed stakes

and steam in the speed stakes because they're lighter their engines

because they're lighter their engines

because they're lighter their engines take up less space

take up less space

take up less space and they carry no fuel on board

and they carry no fuel on board

and they carry no fuel on board [Music]

the agv's lifeblood is 25 000 volts of

the agv's lifeblood is 25 000 volts of

the agv's lifeblood is 25 000 volts of electricity

electricity

electricity it passes through overhead cables that

it passes through overhead cables that

it passes through overhead cables that are strung above the track

the electricity powers the train's 10

the electricity powers the train's 10

the electricity powers the train's 10 motors and all essential onboard systems

motors and all essential onboard systems

motors and all essential onboard systems electricity flows from the cables to the

electricity flows from the cables to the

electricity flows from the cables to the train through steel arms called

train through steel arms called

train through steel arms called pantographs

keeping the pantograph in contact with

keeping the pantograph in contact with

keeping the pantograph in contact with the cable whilst traveling at 300

the cable whilst traveling at 300

the cable whilst traveling at 300 kilometers per hour

kilometers per hour

kilometers per hour is a huge engineering challenge

is a huge engineering challenge

is a huge engineering challenge [Music]

the connection between the cables and

the connection between the cables and

the connection between the cables and pantographs must be perfect

pantographs must be perfect

pantographs must be perfect small bumps in the track and tiny

small bumps in the track and tiny

small bumps in the track and tiny changes in the height of the cable

changes in the height of the cable

changes in the height of the cable could vary the distance between the

could vary the distance between the

could vary the distance between the train and its power source

if the pantograph presses too hard or is

if the pantograph presses too hard or is

if the pantograph presses too hard or is misaligned with the cables

misaligned with the cables

misaligned with the cables it could damage valuable infrastructure

it could damage valuable infrastructure

it could damage valuable infrastructure or destroy the pantograph itself

or destroy the pantograph itself

or destroy the pantograph itself if the pantograph loses contact

if the pantograph loses contact

if the pantograph loses contact electricity could arc across the gap

electricity could arc across the gap

electricity could arc across the gap between the conductor and the cable

between the conductor and the cable

between the conductor and the cable [Music]

[Music]

[Music] this could potentially trigger a fire

this could potentially trigger a fire

this could potentially trigger a fire and endanger the crew and passengers

this footage from another train shows

this footage from another train shows

this footage from another train shows what can happen

what can happen

what can happen when a pantograph malfunctions

when a pantograph malfunctions

when a pantograph malfunctions [Music]

[Music]

[Music] the steel arm disintegrates and brings

the steel arm disintegrates and brings

the steel arm disintegrates and brings down overhead cables

down overhead cables

down overhead cables resulting in costly damage to critical

resulting in costly damage to critical

resulting in costly damage to critical infrastructure

sometimes bad weather such as ice

sometimes bad weather such as ice

sometimes bad weather such as ice prevents a perfect connection

prevents a perfect connection

prevents a perfect connection and electricity arcs between pantograph

and electricity arcs between pantograph

and electricity arcs between pantograph and cable

and cable

and cable [Music]

[Music]

[Music] in extreme circumstances electrical

in extreme circumstances electrical

in extreme circumstances electrical arcing can be dangerous

arcing can be dangerous

arcing can be dangerous this footage shows how it can set train

this footage shows how it can set train

this footage shows how it can set train carriages on fire

to make sure the pantographs on dennis's

to make sure the pantographs on dennis's

to make sure the pantographs on dennis's train keep in perfect contact

train keep in perfect contact

train keep in perfect contact the agvs engineers build a simple but

the agvs engineers build a simple but

the agvs engineers build a simple but ingenious solution

ingenious solution

ingenious solution into this machine

the key to the pantograph maintaining

the key to the pantograph maintaining

the key to the pantograph maintaining exactly

exactly

exactly the right contact with the overhead

the right contact with the overhead

the right contact with the overhead wires is hidden inside its base

a pneumatic cylinder moves the

a pneumatic cylinder moves the

a pneumatic cylinder moves the pantograph's steel arm

pantograph's steel arm

pantograph's steel arm up and down

the system is controlled by a computer

the system is controlled by a computer

the system is controlled by a computer it

it

it intelligently adjusts the pantograph's

intelligently adjusts the pantograph's

intelligently adjusts the pantograph's position relative to the cable

to ensure the articulated arm doesn't

to ensure the articulated arm doesn't

to ensure the articulated arm doesn't crash into

crash into

crash into or pull away from the trained source of

or pull away from the trained source of

or pull away from the trained source of electricity

electricity

electricity [Applause]

the pantograph's pneumatic cylinders

the pantograph's pneumatic cylinders

the pantograph's pneumatic cylinders guarantee dennis's train has a safe and

guarantee dennis's train has a safe and

guarantee dennis's train has a safe and constant power supply

constant power supply

constant power supply but they can't prevent everyday wear and

but they can't prevent everyday wear and

but they can't prevent everyday wear and tear

tear

tear friction with the overhead cable

friction with the overhead cable

friction with the overhead cable degrades the pantograph over time this

degrades the pantograph over time this

degrades the pantograph over time this can increase the danger of mechanical

can increase the danger of mechanical

can increase the danger of mechanical breakdown

breakdown

breakdown and destroy any chance of dennis's train

and destroy any chance of dennis's train

and destroy any chance of dennis's train reaching rome on time

reaching rome on time

reaching rome on time [Music]

italo's fleet of machines undergo

italo's fleet of machines undergo

italo's fleet of machines undergo regular checks here

regular checks here

regular checks here at this maintenance depot in southern

at this maintenance depot in southern

at this maintenance depot in southern italy to ensure all the trains

italy to ensure all the trains

italy to ensure all the trains pantographs are in full working order

pantographs are in full working order

pantographs are in full working order engineer francesco fidenza must protect

engineer francesco fidenza must protect

engineer francesco fidenza must protect his team

his team

his team from being fried by 25 000 volts of

from being fried by 25 000 volts of

from being fried by 25 000 volts of electricity

electricity

electricity as they gear up for today's inspection

as they gear up for today's inspection

as they gear up for today's inspection francesco is applying the lockers on

francesco is applying the lockers on

francesco is applying the lockers on this box that

this box that

this box that contains the key to power on the trade

contains the key to power on the trade

contains the key to power on the trade so

so

so no one can take the key while the logger

no one can take the key while the logger

no one can take the key while the logger is installed

is installed

is installed this is a safety rule that we have to

this is a safety rule that we have to

this is a safety rule that we have to strictly follow in order to

strictly follow in order to

strictly follow in order to be safe on train

with the train locked down the

with the train locked down the

with the train locked down the maintenance crew get busy

this 145 centimeter long strip of

this 145 centimeter long strip of

this 145 centimeter long strip of graphite

graphite

graphite fixed to the leading edge of the

fixed to the leading edge of the

fixed to the leading edge of the pantograph is the train secret

pantograph is the train secret

pantograph is the train secret to beating damage caused by friction

to beating damage caused by friction

to beating damage caused by friction graphite is heat resistant and conducts

graphite is heat resistant and conducts

graphite is heat resistant and conducts electricity

the strip wears away protecting both the

the strip wears away protecting both the

the strip wears away protecting both the overhead cables

overhead cables

overhead cables and the pantograph's metal frame from

and the pantograph's metal frame from

and the pantograph's metal frame from damage

damage

damage every 7 500 kilometers engineers check

every 7 500 kilometers engineers check

every 7 500 kilometers engineers check the graphite strips are thick enough to

the graphite strips are thick enough to

the graphite strips are thick enough to be safe

be safe

be safe if they're too thin there's the

if they're too thin there's the

if they're too thin there's the possibility they could damage power

possibility they could damage power

possibility they could damage power lines

lines

lines and start a fire by measuring the

and start a fire by measuring the

and start a fire by measuring the thickness we are able to foresee

thickness we are able to foresee

thickness we are able to foresee if the pantograph is good or not

if the pantograph is good or not

if the pantograph is good or not to continue the commercial service here

to continue the commercial service here

to continue the commercial service here we have 25

we have 25

we have 25 so at least we are okay for 30 000 miles

so at least we are okay for 30 000 miles

so at least we are okay for 30 000 miles the maintenance crew grinds down the

the maintenance crew grinds down the

the maintenance crew grinds down the strip's rough edges to improve contact

strip's rough edges to improve contact

strip's rough edges to improve contact with the cables

with the cables

with the cables before the train leaves the depot to

before the train leaves the depot to

before the train leaves the depot to re-enter service

it's the graphite strips built into the

it's the graphite strips built into the

it's the graphite strips built into the agv

agv

agv that means dennis can draw down 7 500

that means dennis can draw down 7 500

that means dennis can draw down 7 500 kilowatts of electricity

kilowatts of electricity

kilowatts of electricity into his train's 10 motors

into his train's 10 motors

into his train's 10 motors and power his passengers towards rome at

and power his passengers towards rome at

and power his passengers towards rome at 300 kilometers per hour

up ahead a new challenge awaits dennis's

up ahead a new challenge awaits dennis's

up ahead a new challenge awaits dennis's train

the apennine mountains here the track

the apennine mountains here the track

the apennine mountains here the track bends around tight corners

bends around tight corners

bends around tight corners the terrain is uneven and

the terrain is uneven and

the terrain is uneven and passing over numerous bridges and

passing over numerous bridges and

passing over numerous bridges and viaducts could make the journey

viaducts could make the journey

viaducts could make the journey very bumpy

very bumpy

very bumpy how does this super train beat

how does this super train beat

how does this super train beat topography and uneven track

topography and uneven track

topography and uneven track to guarantee a smooth ride

to guarantee a smooth ride

to guarantee a smooth ride and what's its engineering secret for

and what's its engineering secret for

and what's its engineering secret for staying on the rails

staying on the rails

staying on the rails when traveling at full speed

in italy the agv train is 200 kilometers

in italy the agv train is 200 kilometers

in italy the agv train is 200 kilometers into its 600 kilometer journey from

into its 600 kilometer journey from

into its 600 kilometer journey from milan to rome

milan to rome

milan to rome passengers on board expect to reach

passengers on board expect to reach

passengers on board expect to reach their destination on time

the agv's operator italo aims to shuttle

the agv's operator italo aims to shuttle

the agv's operator italo aims to shuttle trains between cities as quickly as

trains between cities as quickly as

trains between cities as quickly as possible

possible

possible to deliver on that this machine is built

to deliver on that this machine is built

to deliver on that this machine is built for one thing

for one thing

for one thing speed

paulo belforte was part of the team that

paulo belforte was part of the team that

paulo belforte was part of the team that designed europe's fastest passenger

designed europe's fastest passenger

designed europe's fastest passenger train

train

train very big challenge running at this speed

very big challenge running at this speed

very big challenge running at this speed everything

everything

everything have to be designed properly

the ultimate fast passenger train was

the ultimate fast passenger train was

the ultimate fast passenger train was born in one of the world's most advanced

born in one of the world's most advanced

born in one of the world's most advanced train construction companies

french manufacturer alstom built

french manufacturer alstom built

french manufacturer alstom built state-of-the-art locomotives and

state-of-the-art locomotives and

state-of-the-art locomotives and carriages

carriages

carriages at 30 production sites worldwide

at 30 production sites worldwide

at 30 production sites worldwide to make their trains shells robots cut 3

to make their trains shells robots cut 3

to make their trains shells robots cut 3 800 square meters of paneling from

800 square meters of paneling from

800 square meters of paneling from sheets of super thin aluminium

the metals lightweight makes the trains

the metals lightweight makes the trains

the metals lightweight makes the trains fast

fast

fast [Music]

[Music]

[Music] the wheels for the carriages are made

the wheels for the carriages are made

the wheels for the carriages are made from specially hardened steel

from specially hardened steel

from specially hardened steel tough enough to withstand spinning at 1

tough enough to withstand spinning at 1

tough enough to withstand spinning at 1 800 rpm

800 rpm

800 rpm for hours at a time

for hours at a time

for hours at a time a team of 450 workers then assemble the

a team of 450 workers then assemble the

a team of 450 workers then assemble the thousands of components needed to make

thousands of components needed to make

thousands of components needed to make each train

three kilometers of pipes and ducts

three kilometers of pipes and ducts

three kilometers of pipes and ducts 300 kilometers of electric cables

300 kilometers of electric cables

300 kilometers of electric cables 690 kilos of paint

690 kilos of paint

690 kilos of paint i'm very proud of being traveling on

i'm very proud of being traveling on

i'm very proud of being traveling on this this train

this this train

this this train when you start from scratch you always

when you start from scratch you always

when you start from scratch you always see drawing

see drawing

see drawing and you can imagine what it will be but

and you can imagine what it will be but

and you can imagine what it will be but you never know

you never know

you never know and seeing this machine working properly

and seeing this machine working properly

and seeing this machine working properly with the right

with the right

with the right comforter and full of passenger is a

comforter and full of passenger is a

comforter and full of passenger is a very big satisfaction at the end

very big satisfaction at the end

very big satisfaction at the end 220 kilometers from rome dennis's train

220 kilometers from rome dennis's train

220 kilometers from rome dennis's train is running two minutes behind schedule

is running two minutes behind schedule

is running two minutes behind schedule [Music]

[Music]

[Music] the journey up ahead is far from

the journey up ahead is far from

the journey up ahead is far from straightforward

straightforward

straightforward the track through the apennine foothills

the track through the apennine foothills

the track through the apennine foothills twists and turns around the hilly

twists and turns around the hilly

twists and turns around the hilly terrain

terrain

terrain it's critical the train stays on the

it's critical the train stays on the

it's critical the train stays on the rails around every bend

rails around every bend

rails around every bend leaving the track at high speed could

leaving the track at high speed could

leaving the track at high speed could have devastating consequences

the 24th of july 2013

the 24th of july 2013

the 24th of july 2013 this alvea train enters a tight bend at

this alvea train enters a tight bend at

this alvea train enters a tight bend at more than twice the 80 kilometer per

more than twice the 80 kilometer per

more than twice the 80 kilometer per hour speed limit

hour speed limit

hour speed limit the derailment near santiago de

the derailment near santiago de

the derailment near santiago de compostela spain

compostela spain

compostela spain reportedly kills 80 people and injures

reportedly kills 80 people and injures

reportedly kills 80 people and injures 144

144

144 investigators conclude the train's high

investigators conclude the train's high

investigators conclude the train's high speed

speed

speed caused the crash

to prevent disasters like this happening

to prevent disasters like this happening

to prevent disasters like this happening to italo's agv

to italo's agv

to italo's agv engineers fit the train with an auto

engineers fit the train with an auto

engineers fit the train with an auto speed limiter

if a driver attempts to go over the

if a driver attempts to go over the

if a driver attempts to go over the limit the train takes over

limit the train takes over

limit the train takes over and applies the brakes automatically to

and applies the brakes automatically to

and applies the brakes automatically to slow the machine down to the correct

slow the machine down to the correct

slow the machine down to the correct speed

secure on the rails the agv journey

secure on the rails the agv journey

secure on the rails the agv journey safely towards the aponites

safely towards the aponites

safely towards the aponites [Music]

[Music]

[Music] dennis's train must cross the numerous

dennis's train must cross the numerous

dennis's train must cross the numerous bridges and viaducts that span the

bridges and viaducts that span the

bridges and viaducts that span the mountainous terrain here

mountainous terrain here

mountainous terrain here for passengers traveling aboard a

for passengers traveling aboard a

for passengers traveling aboard a high-speed train

high-speed train

high-speed train these structures have the potential to

these structures have the potential to

these structures have the potential to transform their journey

transform their journey

transform their journey into a roller coaster ride

into a roller coaster ride

into a roller coaster ride [Music]

all cross-country trains travel on rails

all cross-country trains travel on rails

all cross-country trains travel on rails laid onto sleepers

laid onto sleepers

laid onto sleepers these sleepers are often embedded in a

these sleepers are often embedded in a

these sleepers are often embedded in a layer of rough stones

layer of rough stones

layer of rough stones that run on top of an earth embankment

that run on top of an earth embankment

that run on top of an earth embankment [Applause]

[Applause]

[Applause] over time small movements in the soil

over time small movements in the soil

over time small movements in the soil beds down the track

beds down the track

beds down the track but where the track crosses viaducts and

but where the track crosses viaducts and

but where the track crosses viaducts and bridges

bridges

bridges the sleepers can be fixed to metal and

the sleepers can be fixed to metal and

the sleepers can be fixed to metal and concrete structures

concrete structures

concrete structures small bumps can form in the track of the

small bumps can form in the track of the

small bumps can form in the track of the transition points between soft

transition points between soft

transition points between soft embankment and rigid bridge

these bumps won't derail the train but

these bumps won't derail the train but

these bumps won't derail the train but at 300 kilometers per hour

at 300 kilometers per hour

at 300 kilometers per hour they can make passengers very

they can make passengers very

they can make passengers very [Music]

[Music]

[Music] uncomfortable

italo's reputation depends on giving

italo's reputation depends on giving

italo's reputation depends on giving everybody on board

everybody on board

everybody on board a comfortable ride through all stages of

a comfortable ride through all stages of

a comfortable ride through all stages of the journey

to beat the bumps engineers build a

to beat the bumps engineers build a

to beat the bumps engineers build a two-layer solution into the train's

two-layer solution into the train's

two-layer solution into the train's bogeys

detaching a bogey from its carriage

detaching a bogey from its carriage

detaching a bogey from its carriage reveals the secret to a smooth ride

reveals the secret to a smooth ride

reveals the secret to a smooth ride layer one four

layer one four

layer one four 24 centimeter long steel coil springs

24 centimeter long steel coil springs

24 centimeter long steel coil springs layer two a set of hydraulic piston

layer two a set of hydraulic piston

layer two a set of hydraulic piston dampeners

dampeners

dampeners mounted on the bogey's side

mounted on the bogey's side

mounted on the bogey's side and a pair of bags made from tough

and a pair of bags made from tough

and a pair of bags made from tough rubber

these sit directly beneath the train's

these sit directly beneath the train's

these sit directly beneath the train's carriages

carriages

carriages [Music]

the layers work together to iron out

the layers work together to iron out

the layers work together to iron out jobs and shakes

jobs and shakes

jobs and shakes the coil springs compress to absorb the

the coil springs compress to absorb the

the coil springs compress to absorb the impact of the bogeys wheels hitting

impact of the bogeys wheels hitting

impact of the bogeys wheels hitting bumps on the track

pistons inside the hydraulic dampeners

pistons inside the hydraulic dampeners

pistons inside the hydraulic dampeners soak up

soak up

soak up jerky sideways movements to keep the

jerky sideways movements to keep the

jerky sideways movements to keep the train's wheels on the rails

the inflatable bags adjust the level of

the inflatable bags adjust the level of

the inflatable bags adjust the level of cushioning

cushioning

cushioning depending on the number of passengers on

depending on the number of passengers on

depending on the number of passengers on board the agv

thanks to its ingenious suspension

thanks to its ingenious suspension

thanks to its ingenious suspension passengers on this train

passengers on this train

passengers on this train enjoy the most comfortable of rides

the silky smooth suspension allows

the silky smooth suspension allows

the silky smooth suspension allows dennis to keep his train

dennis to keep his train

dennis to keep his train close to maximum speed

close to maximum speed

close to maximum speed [Music]

[Music]

[Music] he claws back the time lost stopping in

he claws back the time lost stopping in

he claws back the time lost stopping in reggio emilia

but up ahead lies a challenge that

but up ahead lies a challenge that

but up ahead lies a challenge that threatens to push the train behind

threatens to push the train behind

threatens to push the train behind schedule again

schedule again

schedule again [Music]

[Music]

[Music] how does this super train blast through

how does this super train blast through

how does this super train blast through tunnels at 300 kilometers per hour

tunnels at 300 kilometers per hour

tunnels at 300 kilometers per hour without blowing its passengers eardrums

without blowing its passengers eardrums

without blowing its passengers eardrums and what stops its wheels spinning on

and what stops its wheels spinning on

and what stops its wheels spinning on the slippery track

the agv is nearly halfway into its 600

the agv is nearly halfway into its 600

the agv is nearly halfway into its 600 kilometer journey from milan to rome

the train is right on schedule as it

the train is right on schedule as it

the train is right on schedule as it speeds passengers through the apennine

speeds passengers through the apennine

speeds passengers through the apennine mountains

mountains

mountains up front driver dennis guides the train

up front driver dennis guides the train

up front driver dennis guides the train around bends at 300 kilometers per hour

[Music]

[Music]

[Music] traveling this fast leaves little time

traveling this fast leaves little time

traveling this fast leaves little time to react if he needs to make an

to react if he needs to make an

to react if he needs to make an emergency stop

to keep both the driver and passengers

to keep both the driver and passengers

to keep both the driver and passengers safe in the event of a collision

safe in the event of a collision

safe in the event of a collision engineers build an innovative protection

engineers build an innovative protection

engineers build an innovative protection system into the train

system into the train

system into the train this train can run up to 300 kilometers

this train can run up to 300 kilometers

this train can run up to 300 kilometers per hour and in case of accent

per hour and in case of accent

per hour and in case of accent you have to absorb a lot of energy

you have to absorb a lot of energy

you have to absorb a lot of energy the nose is this train's first line of

the nose is this train's first line of

the nose is this train's first line of defense

defense

defense inside are three layers of protection

inside are three layers of protection

inside are three layers of protection a piston for absorbing extreme impacts

a piston for absorbing extreme impacts

a piston for absorbing extreme impacts at the front

at the front

at the front behind that a steel plate with five

behind that a steel plate with five

behind that a steel plate with five crumple zones

crumple zones

crumple zones and a crash proof driver's cage made

and a crash proof driver's cage made

and a crash proof driver's cage made from high density steel

from high density steel

from high density steel drivers feel very safe because in case

drivers feel very safe because in case

drivers feel very safe because in case of incident this part

of incident this part

of incident this part is able to absorb all the energy and the

is able to absorb all the energy and the

is able to absorb all the energy and the driver cab is safe

crash tests show the safety system

crash tests show the safety system

crash tests show the safety system absorbs the impact of a truck

absorbs the impact of a truck

absorbs the impact of a truck traveling at 100 kilometers per hour

traveling at 100 kilometers per hour

traveling at 100 kilometers per hour greatly increasing the drivers chances

greatly increasing the drivers chances

greatly increasing the drivers chances of surviving a crash

[Music]

[Music]

[Music] the agv train is now deep in the

the agv train is now deep in the

the agv train is now deep in the abernine mountains

abernine mountains

abernine mountains the fastest route through is via a

the fastest route through is via a

the fastest route through is via a series of nine

series of nine

series of nine tunnels some up to 19 kilometers long

driving a train into a tunnel at high

driving a train into a tunnel at high

driving a train into a tunnel at high speed is a formidable engineering

speed is a formidable engineering

speed is a formidable engineering challenge

challenge

challenge [Music]

air inside a tunnel is trapped within a

air inside a tunnel is trapped within a

air inside a tunnel is trapped within a confined space

confined space

confined space when a train speeds into a tunnel at 300

when a train speeds into a tunnel at 300

when a train speeds into a tunnel at 300 kilometers per hour

kilometers per hour

kilometers per hour it compresses the air inside

it compresses the air inside

it compresses the air inside like a piston the front of the train

like a piston the front of the train

like a piston the front of the train pushes along a cushion of air

pushes along a cushion of air

pushes along a cushion of air in a split second the air pressure in

in a split second the air pressure in

in a split second the air pressure in the carriages behind

the carriages behind

the carriages behind drops rapidly before the air rushes back

drops rapidly before the air rushes back

drops rapidly before the air rushes back milliseconds later this sudden pressure

milliseconds later this sudden pressure

milliseconds later this sudden pressure change

change

change could damage the most pressure sensitive

could damage the most pressure sensitive

could damage the most pressure sensitive part of the passengers bodies

part of the passengers bodies

part of the passengers bodies their eardrums making their journey

their eardrums making their journey

their eardrums making their journey very painful

very painful

very painful [Music]

guaranteeing passenger comfort is

guaranteeing passenger comfort is

guaranteeing passenger comfort is critical to maintaining italo's

critical to maintaining italo's

critical to maintaining italo's reputation as a premier train service

to avoid ruptured ears driver dennis can

to avoid ruptured ears driver dennis can

to avoid ruptured ears driver dennis can at the push of a button deploy an

at the push of a button deploy an

at the push of a button deploy an ingenious sealing system built

ingenious sealing system built

ingenious sealing system built into this train

hidden inside the roof of each agv

hidden inside the roof of each agv

hidden inside the roof of each agv carriage

carriage

carriage two high-powered fans draw in air

two high-powered fans draw in air

two high-powered fans draw in air pressurizing the cabins

pressurizing the cabins

pressurizing the cabins on the driver's command before entering

on the driver's command before entering

on the driver's command before entering a tunnel

a tunnel

a tunnel flaps concealed in the roof snap shut

flaps concealed in the roof snap shut

flaps concealed in the roof snap shut over the fan

over the fan

over the fan intakes

rubber seals inflate around the doors

rubber seals inflate around the doors

rubber seals inflate around the doors making the carriage airtight just like

making the carriage airtight just like

making the carriage airtight just like an airplane

an airplane

an airplane protecting the passenger's eardrums from

protecting the passenger's eardrums from

protecting the passenger's eardrums from damaging changes in pressure

as the train nears the tunnel dennis

as the train nears the tunnel dennis

as the train nears the tunnel dennis activates the flaps

activates the flaps

activates the flaps the train is now completely sealed

it enters this 19 kilometer long tunnel

it enters this 19 kilometer long tunnel

it enters this 19 kilometer long tunnel at 300 kilometers per hour

the passengers feel nothing it's no

the passengers feel nothing it's no

the passengers feel nothing it's no problem to be in the tunnel when you're

problem to be in the tunnel when you're

problem to be in the tunnel when you're traveling on

traveling on

traveling on a train i think it's quite the same as

a train i think it's quite the same as

a train i think it's quite the same as to be outside

[Music]

after exiting the tunnel dennis unseals

after exiting the tunnel dennis unseals

after exiting the tunnel dennis unseals the carriages

clear of the apennines his train powers

clear of the apennines his train powers

clear of the apennines his train powers on

[Music]

within 10 minutes he arrives at the next

within 10 minutes he arrives at the next

within 10 minutes he arrives at the next stop

stop

stop florence

florence

florence [Music]

[Music]

[Music] for the onward journey dennis will pull

for the onward journey dennis will pull

for the onward journey dennis will pull out of the station the same way he came

out of the station the same way he came

out of the station the same way he came in

to do this he must switch to the driver

to do this he must switch to the driver

to do this he must switch to the driver cab at the other end of the train

the clock is ticking

the train must leave on time

the train must leave on time

the train must leave on time [Music]

with all passengers finally aboard

with all passengers finally aboard

with all passengers finally aboard dennis kicks the train into gear

dennis kicks the train into gear

dennis kicks the train into gear and accelerates out of florence station

and accelerates out of florence station

and accelerates out of florence station [Music]

[Music]

[Music] the agv has just 90 minutes to reach

the agv has just 90 minutes to reach

the agv has just 90 minutes to reach rome

rome

rome dennis must push the train to the max

but the stresses and strains of the task

but the stresses and strains of the task

but the stresses and strains of the task increase the risk of mechanical failure

what makes this super train strong

what makes this super train strong

what makes this super train strong enough to stand up to extreme punishment

enough to stand up to extreme punishment

enough to stand up to extreme punishment and what stops its polished steel wheels

and what stops its polished steel wheels

and what stops its polished steel wheels from spinning

from spinning

from spinning out of control

out of control

out of control the agv is nearly 400 kilometers into

the agv is nearly 400 kilometers into

the agv is nearly 400 kilometers into its 600 kilometer journey from milan to

its 600 kilometer journey from milan to

its 600 kilometer journey from milan to rome

the reputation of the train's operator

the reputation of the train's operator

the reputation of the train's operator italo rests with a train

italo rests with a train

italo rests with a train arriving on time

driver dennis once again pushes his agv

driver dennis once again pushes his agv

driver dennis once again pushes his agv up to its top operational speed

up to its top operational speed

up to its top operational speed of 300 kilometers per hour

of 300 kilometers per hour

of 300 kilometers per hour [Applause]

[Applause]

[Applause] [Music]

[Music]

[Music] so far it has traveled flat out for most

so far it has traveled flat out for most

so far it has traveled flat out for most of its journey

of its journey

of its journey [Applause]

[Applause]

[Applause] the longer the train travels at its

the longer the train travels at its

the longer the train travels at its highest speeds the greater the stress on

highest speeds the greater the stress on

highest speeds the greater the stress on its components

at the train's top speed the agv's

at the train's top speed the agv's

at the train's top speed the agv's wheels and axles

wheels and axles

wheels and axles turn at 1 800 rpm

turn at 1 800 rpm

turn at 1 800 rpm [Music]

[Music]

[Music] this huge stress together with the

this huge stress together with the

this huge stress together with the extreme heating caused by friction with

extreme heating caused by friction with

extreme heating caused by friction with the track

the track

the track increases the risk they could shatter

increases the risk they could shatter

increases the risk they could shatter potentially leading

potentially leading

potentially leading to disaster

to disaster

to disaster [Music]

[Music]

[Music] the 20th of december 1984

the 20th of december 1984

the 20th of december 1984 fire erupts from a ventilation shaft

fire erupts from a ventilation shaft

fire erupts from a ventilation shaft connected to summit hill rail tunnel in

connected to summit hill rail tunnel in

connected to summit hill rail tunnel in the united kingdom

the cause of the blaze a freight train

the cause of the blaze a freight train

the cause of the blaze a freight train hauling 13

hauling 13

hauling 13 tankers carrying more than a million

tankers carrying more than a million

tankers carrying more than a million liters of vehicle fuel

liters of vehicle fuel

liters of vehicle fuel a defective axle bearing on one of the

a defective axle bearing on one of the

a defective axle bearing on one of the tankers brakes

tankers brakes

tankers brakes it causes the train to come off the

it causes the train to come off the

it causes the train to come off the tracks

tracks

tracks and all the tankers behind to derail

the fuel ignites causing one of the

the fuel ignites causing one of the

the fuel ignites causing one of the largest tunnel fires in history

luckily no one is killed or seriously

luckily no one is killed or seriously

luckily no one is killed or seriously injured

to prevent such a disaster happening to

to prevent such a disaster happening to

to prevent such a disaster happening to the agv

the agv

the agv engineers design its wheels to soak up

engineers design its wheels to soak up

engineers design its wheels to soak up extreme punishment

each of the train's 48 wheels is made

each of the train's 48 wheels is made

each of the train's 48 wheels is made from a single

from a single

from a single 1.2 tonne piece of steel

during forging each wheel is quenched in

during forging each wheel is quenched in

during forging each wheel is quenched in liquid

liquid

liquid the exterior cools rapidly creating a

the exterior cools rapidly creating a

the exterior cools rapidly creating a hard surface

hard surface

hard surface the core cools slowly making it more

the core cools slowly making it more

the core cools slowly making it more flexible

flexible

flexible [Music]

[Music]

[Music] the wheel's softer insides absorb

the wheel's softer insides absorb

the wheel's softer insides absorb extreme shocks

extreme shocks

extreme shocks and stresses the hard exterior

and stresses the hard exterior

and stresses the hard exterior can pound the track for over a million

can pound the track for over a million

can pound the track for over a million kilometers

the wheels and axles are tough but they

the wheels and axles are tough but they

the wheels and axles are tough but they can develop microscopic fractures

can develop microscopic fractures

can develop microscopic fractures that weaken the metal to the point it

that weaken the metal to the point it

that weaken the metal to the point it breaks apart

regular checkups are critical to

regular checkups are critical to

regular checkups are critical to identify potentially dangerous defects

identify potentially dangerous defects

identify potentially dangerous defects before it's too late

before it's too late

before it's too late [Music]

[Music]

[Music] the cracks are too small to see with a

the cracks are too small to see with a

the cracks are too small to see with a human eye

human eye

human eye so engineers use ultrasonic testing to

so engineers use ultrasonic testing to

so engineers use ultrasonic testing to look inside the metal

machine

this scanner sends a sound wave into a

this scanner sends a sound wave into a

this scanner sends a sound wave into a trains axle

trains axle

trains axle [Music]

[Music]

[Music] the strength of the sound's reflection

the strength of the sound's reflection

the strength of the sound's reflection alerts engineers

alerts engineers

alerts engineers if there's a dangerous defect hidden

if there's a dangerous defect hidden

if there's a dangerous defect hidden inside

the team immediately replace all damaged

the team immediately replace all damaged

the team immediately replace all damaged wheels and axles

wheels and axles

wheels and axles [Music]

super tough wheels give dennis the

super tough wheels give dennis the

super tough wheels give dennis the confidence to push on to roam

confidence to push on to roam

confidence to push on to roam at top speed the italian capital

at top speed the italian capital

at top speed the italian capital is still 100 kilometers away

is still 100 kilometers away

is still 100 kilometers away and the clock is ticking commuters on

and the clock is ticking commuters on

and the clock is ticking commuters on board expect to reach their destination

board expect to reach their destination

board expect to reach their destination in 30 minutes but ahead

in 30 minutes but ahead

in 30 minutes but ahead lies a challenge that threatens to push

lies a challenge that threatens to push

lies a challenge that threatens to push the train behind

the train behind

the train behind schedule hazards on the line

schedule hazards on the line

schedule hazards on the line itself

mud leaves and other organic matter on

mud leaves and other organic matter on

mud leaves and other organic matter on the metal tracks

the metal tracks

the metal tracks can make them slippery causing the agv's

can make them slippery causing the agv's

can make them slippery causing the agv's wheels to lose grip

wheels to lose grip

wheels to lose grip a lack of grip between the wheels and

a lack of grip between the wheels and

a lack of grip between the wheels and the track could turn into a skid

the track could turn into a skid

the track could turn into a skid [Music]

this could greatly increase the stopping

this could greatly increase the stopping

this could greatly increase the stopping distance of the train

distance of the train

distance of the train in an emergency

in the worst case the skid could cause a

in the worst case the skid could cause a

in the worst case the skid could cause a train

train

train to come off the rails

to beat the skid engineers build

to beat the skid engineers build

to beat the skid engineers build four special boxes into the nose of the

four special boxes into the nose of the

four special boxes into the nose of the train

combined they hold 80 kilograms of

combined they hold 80 kilograms of

combined they hold 80 kilograms of coarse sand

a pipe connects the box to an outlet

a pipe connects the box to an outlet

a pipe connects the box to an outlet directly in front of the lead wheels

at the press of a button the train's

at the press of a button the train's

at the press of a button the train's driver can release the sand

driver can release the sand

driver can release the sand onto the track when pushing hard to beat

onto the track when pushing hard to beat

onto the track when pushing hard to beat the clock

the clock

the clock this simple system can make all the

this simple system can make all the

this simple system can make all the difference in slippery conditions

difference in slippery conditions

difference in slippery conditions sensors mounted in the bogeys monitor

sensors mounted in the bogeys monitor

sensors mounted in the bogeys monitor the rotation of the wheels on each axle

the rotation of the wheels on each axle

the rotation of the wheels on each axle if one axle spins faster than the others

if one axle spins faster than the others

if one axle spins faster than the others it means one of the wheels is slipping

it means one of the wheels is slipping

it means one of the wheels is slipping [Music]

[Music]

[Music] to prevent loss of traction the driver

to prevent loss of traction the driver

to prevent loss of traction the driver releases sand onto the track

releases sand onto the track

releases sand onto the track to help give the wheels extra grip

the sand has a lot more friction than

the sand has a lot more friction than

the sand has a lot more friction than the steel rails

the steel rails

the steel rails although only a few millimeters deep the

although only a few millimeters deep the

although only a few millimeters deep the sand layer breaks the erratic spin of

sand layer breaks the erratic spin of

sand layer breaks the erratic spin of the slipping wheel

the slipping wheel

the slipping wheel bringing it back under control so that

bringing it back under control so that

bringing it back under control so that it regains traction

it regains traction

it regains traction after nearly 550 kilometers rome's

after nearly 550 kilometers rome's

after nearly 550 kilometers rome's central station

central station

central station is in sight dennis's agv

is in sight dennis's agv

is in sight dennis's agv must arrive on schedule but one final

must arrive on schedule but one final

must arrive on schedule but one final obstacle

obstacle

obstacle could wreck his chances up ahead

could wreck his chances up ahead

could wreck his chances up ahead the train specially built high-speed

the train specially built high-speed

the train specially built high-speed track crosses a network of suburban rail

track crosses a network of suburban rail

track crosses a network of suburban rail lines

lines

lines [Music]

[Music]

[Music] what technology stops this super fast

what technology stops this super fast

what technology stops this super fast train from getting stuck

train from getting stuck

train from getting stuck behind slow commuter services and will

behind slow commuter services and will

behind slow commuter services and will this train

this train

this train make it to rome on time

one of europe's fastest passenger trains

one of europe's fastest passenger trains

one of europe's fastest passenger trains the agv

the agv

the agv is now just 20 kilometers from its

is now just 20 kilometers from its

is now just 20 kilometers from its destination

destination

destination rome central station

rome central station

rome central station but criss-crossing commuter lines make

but criss-crossing commuter lines make

but criss-crossing commuter lines make this the slowest section of the entire

this the slowest section of the entire

this the slowest section of the entire route

operations director sophia apadula

operations director sophia apadula

operations director sophia apadula monitors the train's progress from

monitors the train's progress from

monitors the train's progress from italo's command center

italo's command center

italo's command center approaching to rome trains leave the

approaching to rome trains leave the

approaching to rome trains leave the high speed line

high speed line

high speed line and they travel on the same tracks where

and they travel on the same tracks where

and they travel on the same tracks where there are also local trains

after speeding through italy at 300

after speeding through italy at 300

after speeding through italy at 300 kilometers per hour

kilometers per hour

kilometers per hour getting bogged down in this congestion

getting bogged down in this congestion

getting bogged down in this congestion on the outskirts of rome

on the outskirts of rome

on the outskirts of rome will blow any chance the train has of

will blow any chance the train has of

will blow any chance the train has of reaching its destination on time

sofia and her colleagues access a system

sofia and her colleagues access a system

sofia and her colleagues access a system called

called

called communication based train control to

communication based train control to

communication based train control to monitor in real time the precise

monitor in real time the precise

monitor in real time the precise location of every italo train in italy

its primary purpose is to tell an

its primary purpose is to tell an

its primary purpose is to tell an infrastructure manager

infrastructure manager

infrastructure manager the status of essential systems such as

the status of essential systems such as

the status of essential systems such as signals electricity cables and junctions

when it shows congestion lies ahead for

when it shows congestion lies ahead for

when it shows congestion lies ahead for time critical services

time critical services

time critical services sophia can request the track be cleared

sophia can request the track be cleared

sophia can request the track be cleared of slower traffic

of slower traffic

of slower traffic sometimes we have like in this case to

sometimes we have like in this case to

sometimes we have like in this case to move the train on that way

move the train on that way

move the train on that way according to the railing fracture

according to the railing fracture

according to the railing fracture manager we can

manager we can

manager we can pull this train out of the high speed

pull this train out of the high speed

pull this train out of the high speed line before in order to

line before in order to

line before in order to get the train to the main station on

time

time

time [Music]

[Music]

[Music] with the track ahead clear dennis's

with the track ahead clear dennis's

with the track ahead clear dennis's train has

train has

train has every chance of arriving on schedule

every chance of arriving on schedule

every chance of arriving on schedule with it alone i must admit that the

with it alone i must admit that the

with it alone i must admit that the train

train

train are always on time it's a very good

are always on time it's a very good

are always on time it's a very good service

service

service i don't have any problem with so good

i don't have any problem with so good

i don't have any problem with so good experiences

finally after three hours and 30 minutes

finally after three hours and 30 minutes

finally after three hours and 30 minutes the train pulls into rome station

we've just arrived to roma germany the

we've just arrived to roma germany the

we've just arrived to roma germany the train is on time we've done a good job

train is on time we've done a good job

train is on time we've done a good job today

today

today the agv's reputation for super speed and

the agv's reputation for super speed and

the agv's reputation for super speed and punctuality

punctuality

punctuality remains intact

remains intact

remains intact dennis's train accomplished its mission

it's all thanks to five engineering

it's all thanks to five engineering

it's all thanks to five engineering marvels built into its sleek frame

marvels built into its sleek frame

marvels built into its sleek frame that help make it one of the world's

that help make it one of the world's

that help make it one of the world's ultimate passenger trains

[Music]

[Music]

[Music] intelligent electric motors maintain the

intelligent electric motors maintain the

intelligent electric motors maintain the train speed

train speed

train speed of any incline

reactive pantographs safely channel

reactive pantographs safely channel

reactive pantographs safely channel twenty five

twenty five

twenty five thousand volts from live overhead cables

thousand volts from live overhead cables

thousand volts from live overhead cables [Music]

sophisticated multi-layered suspension

sophisticated multi-layered suspension

sophisticated multi-layered suspension smooths the ride

an ingenious pressurized ceiling system

an ingenious pressurized ceiling system

an ingenious pressurized ceiling system protects passengers eardrums

sandboxes beat greasy track and stop

sandboxes beat greasy track and stop

sandboxes beat greasy track and stop wheels slipping

wheels slipping

wheels slipping this is a train that's fast and

this is a train that's fast and

this is a train that's fast and engineered for both safety and passenger

engineered for both safety and passenger

engineered for both safety and passenger comfort

comfort

comfort the italo agv is built

the italo agv is built

the italo agv is built to be the ultimate in its class

to be the ultimate in its class

to be the ultimate in its class [Music]

[Music]

you