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Would you like to inspect the original subtitles? These are the user uploaded subtitles that are being translated: 1 00:00:01,552 --> 00:00:04,086 Narrator: TODAY ON "IMPOSSIBLE ENGINEERING"... 2 00:00:04,088 --> 00:00:06,922 THE HALLEY VI RESEARCH STATION, 3 00:00:06,924 --> 00:00:09,558 THE MOST ADVANCED POLAR-BUILT 4 00:00:09,560 --> 00:00:11,727 RESEARCH FACILITY ON THE PLANET... 5 00:00:11,729 --> 00:00:12,961 Martin: WE HAVE THIS FABULOUS STATION 6 00:00:12,963 --> 00:00:16,532 THAT ENABLES US TO OPERATE IN A YEAR-ROUND WAY. 7 00:00:16,534 --> 00:00:18,400 Narrator: ...LOCATED IN THE WORLD'S HARSHEST 8 00:00:18,402 --> 00:00:20,436 CONTINENT -- ANTARCTICA. 9 00:00:20,438 --> 00:00:24,573 WE ARE ACTUALLY JUST COMING TO A BIT OF A STICKY SPOT. 10 00:00:24,575 --> 00:00:26,709 Narrator: IT TOOK REVOLUTIONARY ENGINEERING 11 00:00:26,711 --> 00:00:30,145 AND HELP FROM THE INNOVATIVE PIONEERS OF THE PAST... 12 00:00:30,147 --> 00:00:34,650 WHAT A MACHINE! IT IS AMAZING! WHOO! 13 00:00:34,652 --> 00:00:39,154 ...TO MAKE THE IMPOSSIBLE POSSIBLE. 14 00:00:49,400 --> 00:00:53,135 ANTARCTICA... 15 00:00:53,137 --> 00:00:57,005 PLANET EARTH'S FINAL FRONTIER. 16 00:00:57,007 --> 00:00:59,575 SURROUNDED BY THE SOUTHERN OCEAN, 17 00:00:59,577 --> 00:01:02,311 COVERING FIVE MILLION SQUARE MILES, 18 00:01:02,313 --> 00:01:03,645 ITS MASS OF ICE 19 00:01:03,647 --> 00:01:06,815 MAKES UP MORE THAN HALF OF THE PLANET'S FRESH WATER. 20 00:01:09,120 --> 00:01:10,385 FOR 60 YEARS, 21 00:01:10,387 --> 00:01:12,755 THE BRITISH ANTARCTIC SURVEY HAS CARRIED OUT 22 00:01:12,757 --> 00:01:15,324 GROUNDBREAKING SCIENTIFIC RESEARCH 23 00:01:15,326 --> 00:01:19,228 IN THIS HOSTILE ENVIRONMENT. 24 00:01:19,230 --> 00:01:22,064 AND IT'S A WORKPLACE THAT ENGINEER CHRIS MARTIN 25 00:01:22,066 --> 00:01:24,399 MUST BRACE FOR EVERY DAY. 26 00:01:27,571 --> 00:01:29,605 Martin: AT THE END OF THE DAY, YOU ARE HERE ON YOUR OWN. 27 00:01:29,607 --> 00:01:33,742 IT COULD BE MINUS 50 AND BLOWING ABOUT 50 KNOTS AS WELL. 28 00:01:35,846 --> 00:01:37,813 Narrator: STATION LEADER JESSICA WALKUP 29 00:01:37,815 --> 00:01:39,081 MUST PREPARE THE TEAM 30 00:01:39,083 --> 00:01:43,318 FOR THE MOST EXTREME WINTER STORMS ON THE PLANET, 31 00:01:43,320 --> 00:01:45,154 AND THE FLOATING ICE SHELF BENEATH THEM 32 00:01:45,156 --> 00:01:48,223 CONSTANTLY THREATENS THEIR EFFORTS. 33 00:01:48,225 --> 00:01:50,793 Walkup: YOU COULD HAVE BREAKAGES OF THE ICE SHELF, 34 00:01:50,795 --> 00:01:53,996 MEANING THAT YOU COULD BE MAROONED ON AN ICEBERG. 35 00:01:55,533 --> 00:01:57,633 Narrator: SINCE THE ORIGINAL HALLEY STATION 36 00:01:57,635 --> 00:02:00,202 WAS BUILT IN 1956, 37 00:02:00,204 --> 00:02:01,937 ALL FIVE BASES HAVE SUCCUMBED 38 00:02:01,939 --> 00:02:05,607 TO THESE REMORSELESS CONDITIONS. 39 00:02:05,609 --> 00:02:07,876 AFTER A FEW SEASONS, THE WEIGHT OF SNOW AND ICE 40 00:02:07,878 --> 00:02:10,846 ON TOP OF THEM ACTUALLY CRUSH THEM AND MADE THEM UNUSABLE. 41 00:02:14,118 --> 00:02:17,486 Narrator: TO WITHSTAND THE PLANET'S HARSHEST ENVIRONMENT, 42 00:02:17,488 --> 00:02:20,422 ENGINEERS DEVELOP HALLEY VI. 43 00:02:24,528 --> 00:02:26,995 IT MAY LOOK LIKE 44 00:02:26,997 --> 00:02:29,431 THE SPACE STATIONS OF SCIENCE FICTION, 45 00:02:29,433 --> 00:02:31,033 BUT THIS IS, IN FACT, THE WORLD'S 46 00:02:31,035 --> 00:02:33,268 MOST CUTTING-EDGE ICE STATION. 47 00:02:36,607 --> 00:02:39,408 LOCATED IN ANTARCTICA ON THE BRUNT ICE SHELF, 48 00:02:39,410 --> 00:02:43,512 THIS 16,000-SQUARE-FOOT MODULAR STRUCTURE 49 00:02:43,514 --> 00:02:47,282 IS MADE UP OF EIGHT PREFABRICATED UNITS. 50 00:02:47,284 --> 00:02:50,586 TWO BEDROOM PODS SLEEP UP TO 52 PEOPLE, 51 00:02:50,588 --> 00:02:53,455 THE SOCIAL MODULE CONTAINS A KITCHEN, DINING ROOM, 52 00:02:53,457 --> 00:02:56,592 AND A FULLY EQUIPPED GYM. 53 00:02:56,594 --> 00:02:58,260 TO PROTECT ITS OCCUPANTS, 54 00:02:58,262 --> 00:03:01,997 EXPANDABLE HYDRAULIC LEGS NEUTRALIZE SNOW DRIFTS 55 00:03:01,999 --> 00:03:06,902 WHILE 13-FOOT-LONG SKIS ALLOW THE 110-TON STRUCTURES 56 00:03:06,904 --> 00:03:08,604 TO BE TOWED ACROSS THE ICE, 57 00:03:08,606 --> 00:03:10,205 MAKING IT ANTARCTICA'S 58 00:03:10,207 --> 00:03:13,108 FIRST RELOCATABLE RESEARCH FACILITY. 59 00:03:19,717 --> 00:03:21,083 BUT BEFORE ITS DESIGNERS 60 00:03:21,085 --> 00:03:23,252 CAN EVEN CONTEMPLATE CONSTRUCTION, 61 00:03:23,254 --> 00:03:26,655 THEY MUST FACE A SEEMINGLY IMPOSSIBLE PROBLEM. 62 00:03:26,657 --> 00:03:28,523 THE BIGGEST CHALLENGE, I THINK, ON THE BRUNT ICE SHELF 63 00:03:28,525 --> 00:03:31,360 IS THE ISOLATION. 64 00:03:31,362 --> 00:03:32,995 YOU HAVE TO BE ABLE TO 65 00:03:32,997 --> 00:03:34,763 SHIP DOWN EVERY NUT AND BOLT DOWN 66 00:03:34,765 --> 00:03:37,099 TO THE VERY LAST THING THAT WILL BE NEEDED. 67 00:03:37,101 --> 00:03:39,501 Narrator: TO BRING IN THOSE VITAL SUPPLIES, 68 00:03:39,503 --> 00:03:40,936 CAPTAIN JOHN HARPER 69 00:03:40,938 --> 00:03:45,507 MUST NAVIGATE THROUGH 3,000 NAUTICAL MILES OF ICE FIELDS. 70 00:03:45,509 --> 00:03:48,277 Harper: ANTARCTICA IS A DIFFICULT PLACE TO GET TO. 71 00:03:50,514 --> 00:03:54,082 CONVENTIONAL SHIPS WOULD GET DAMAGED VERY EASILY IN THE ICE. 72 00:03:54,084 --> 00:03:58,053 THEY'RE NOT DESIGNED TO HIT ANYTHING APART FROM WATER, 73 00:03:58,055 --> 00:04:00,455 SO IT WOULD VERY EASILY BECOME DAMAGED 74 00:04:00,457 --> 00:04:03,191 AND WOULD NOT LAST FOR VERY LONG. 75 00:04:04,862 --> 00:04:06,895 Narrator: SO, HOW DO YOU COMPLETE A JOURNEY 76 00:04:06,897 --> 00:04:11,233 ACROSS A SEEMINGLY IMPENETRABLE SEA? 77 00:04:11,235 --> 00:04:13,201 THIS WOULD HAVE BEEN IMPOSSIBLE 78 00:04:13,203 --> 00:04:16,405 WITHOUT ONE OF HISTORY'S MOST BRILLIANT INNOVATORS. 79 00:04:20,978 --> 00:04:25,247 THROUGHOUT TIME, ICE HAS OFTEN BEEN ABOUT HAVING FUN. 80 00:04:25,249 --> 00:04:27,182 TA-DA! YAY! 81 00:04:27,184 --> 00:04:29,718 Narrator: 5,000 YEARS AGO, SCANDINAVIANS 82 00:04:29,720 --> 00:04:30,986 STRAPPED ANIMAL BONES 83 00:04:30,988 --> 00:04:33,822 TO THEIR FEET TO SKATE AROUND THEIR FROZEN LAKES. 84 00:04:36,327 --> 00:04:38,093 DURING THE EARLY 1900s, 85 00:04:38,095 --> 00:04:41,563 ICE WAS USED TO RACE BY ANY MEANS... 86 00:04:41,565 --> 00:04:44,399 HEY, WATCH IT, YA BUM! 87 00:04:44,401 --> 00:04:46,268 ...WHILE SAW-DRIVEN ICE HARVESTERS 88 00:04:46,270 --> 00:04:49,638 HELP DEVELOP LUXURIOUS TASTES. 89 00:04:49,640 --> 00:04:52,107 NO, I WANTED STRAWBERRY. 90 00:04:52,109 --> 00:04:53,942 BUT DESPITE ITS APPEAL, 91 00:04:53,944 --> 00:04:57,713 GETTING A SHIP THROUGH THE ICE WAS A MAJOR PROBLEM... 92 00:04:57,715 --> 00:05:00,949 HONEY, I'M HOME! WHAT? 93 00:05:00,951 --> 00:05:03,585 ...AND ENGINEERS HAD TO THINK OUTSIDE THE BOX. 94 00:05:03,587 --> 00:05:05,320 OH, DARLING. 95 00:05:11,261 --> 00:05:15,197 DR. RHYS MORGAN IS RIDING THE RIVER ELBE IN HAMBURG, GERMANY. 96 00:05:15,199 --> 00:05:18,400 FURTHER NORTH THAN CONTINENTAL AMERICA, 97 00:05:18,402 --> 00:05:21,770 HAMBURG'S FRESH WATER OFTEN FREEZES OVER IN WINTER. 98 00:05:21,772 --> 00:05:24,439 Dr. Morgan: IN 1871, THE HARBOR FROZE OVER -- 99 00:05:24,441 --> 00:05:27,042 NOT JUST FOR DAYS, NOT EVEN FOR WEEKS, 100 00:05:27,044 --> 00:05:30,679 BUT FOR MONTHS. 101 00:05:30,681 --> 00:05:33,148 Narrator: SHIPPING CAME TO A COMPLETE STANDSTILL, 102 00:05:33,150 --> 00:05:35,951 AND BUSINESSES WERE SOON FACING BANKRUPTCY. 103 00:05:38,589 --> 00:05:41,023 Dr. Morgan: THE RESIDENTS OF HAMBURG WERE SO WORRIED 104 00:05:41,025 --> 00:05:42,924 THAT THEY CAME OUT IN GANGS 105 00:05:42,926 --> 00:05:44,793 WITH PICK-AXES AND SHOVELS 106 00:05:44,795 --> 00:05:47,062 TO TRY AND BREAK THROUGH THE ICE, 107 00:05:47,064 --> 00:05:48,663 BUT IT MADE NO DIFFERENCE. 108 00:05:51,301 --> 00:05:54,403 Narrator: LOCAL ENGINEER CARL FERDINAND STEINHAUS 109 00:05:54,405 --> 00:05:56,204 BEGAN LOOKING FOR A SOLUTION. 110 00:05:56,206 --> 00:05:58,140 FOCUSING ON THE SHIPS THEMSELVES, 111 00:05:58,142 --> 00:06:00,942 HE RECOGNIZED THEIR SHAPE WAS THE PROBLEM. 112 00:06:03,981 --> 00:06:07,382 IMAGINE THIS SHARP, POINTED EDGE OF MY SLEDGEHAMMER 113 00:06:07,384 --> 00:06:08,917 IS THE BOW OF MY BOAT. 114 00:06:08,919 --> 00:06:11,620 IT'S PERFECT FOR CUTTING THROUGH THE WATER AND THE WAVES. 115 00:06:11,622 --> 00:06:13,021 BUT LET'S SEE WHAT HAPPENS 116 00:06:13,023 --> 00:06:14,623 WHEN IT ENCOUNTERS THE ICE. 117 00:06:20,264 --> 00:06:23,498 IT DIDN'T CLEAVE ITS WAY THROUGH THE ICE. 118 00:06:23,500 --> 00:06:25,801 Narrator: BUT STEINHAUS REALIZED THAT APPROACHING THE ICE 119 00:06:25,803 --> 00:06:28,970 FROM A DIFFERENT ANGLE PRODUCED A MUCH BETTER RESULT. 120 00:06:33,143 --> 00:06:36,044 WOW! [ LAUGHING ] 121 00:06:36,046 --> 00:06:38,180 THAT WAS AMAZING. 122 00:06:38,182 --> 00:06:41,183 AND COMING FROM ABOVE MAKES A BIG DIFFERENCE. 123 00:06:44,154 --> 00:06:47,589 Narrator: SO STEINHAUS SET OUT TO CREATE A SPOON-SHAPED HULL 124 00:06:47,591 --> 00:06:50,292 THAT COULD CRASH DOWN ON THE ICE. 125 00:06:50,294 --> 00:06:53,428 THE WIDER, SHALLOW BOW ALLOWED A SHIP 126 00:06:53,430 --> 00:06:55,130 TO SLIDE UP THE EDGE OF THE ICE 127 00:06:55,132 --> 00:06:57,632 BEFORE GRAVITY FORCED IT DOWN ON TOP. 128 00:06:57,634 --> 00:07:01,570 THE SHIP'S WEIGHT PRODUCED A HUGE SHEERING FORCE 129 00:07:01,572 --> 00:07:04,606 AND REDUCED THE ICE'S RESISTANCE. 130 00:07:04,608 --> 00:07:07,409 TO TEST IT, ENGINEERS TOW A SCALED MODEL 131 00:07:07,411 --> 00:07:10,245 WITH STEINHAUS' SPOON-SHAPED BOW 132 00:07:10,247 --> 00:07:12,914 AT AROUND 3 1/2 MILES PER HOUR, 133 00:07:12,916 --> 00:07:16,384 SIMULATING AN ICE BREAKER'S SPEED. 134 00:07:16,386 --> 00:07:18,987 Dr. Morgan: THE MODEL'S FILLED WITH INSTRUMENTATION 135 00:07:18,989 --> 00:07:21,223 SO THEY CAN SEE EXACTLY WHAT'S HAPPENING, 136 00:07:21,225 --> 00:07:25,193 HOW THE HULL DESIGN IS BREAKING UP THE ICE. 137 00:07:25,195 --> 00:07:27,429 Narrator: WITH THE RATIO, THE ICE IT'S CUTTING THROUGH 138 00:07:27,431 --> 00:07:30,065 IS APPROXIMATELY 3 FEET THICK. 139 00:07:33,971 --> 00:07:39,641 IN 1871, STEINHAUS LAUNCHED ICEBREAKER I INTO THE SEAS. 140 00:07:39,643 --> 00:07:42,844 ITS SPOON-SHAPED BOW DESIGN PAVED THE WAY FOR VESSELS 141 00:07:42,846 --> 00:07:46,248 TO REACH THE PLANET'S MOST INACCESSIBLE LOCATIONS. 142 00:07:56,860 --> 00:07:59,694 TO GET TO HALLEY VI IN ANTARCTICA, 143 00:07:59,696 --> 00:08:02,063 CAPTAIN JOHN HARPER AND HIS CREW SAIL 144 00:08:02,065 --> 00:08:05,600 A STEINHAUS-INSPIRED ENGINEERING COLOSSUS -- 145 00:08:05,602 --> 00:08:07,569 THE ERNEST SHACKLETON. 146 00:08:11,341 --> 00:08:13,975 THIS 260-FOOT MARVEL TACKLES 147 00:08:13,977 --> 00:08:16,244 THOUSANDS OF MILES OF FROZEN WATER 148 00:08:16,246 --> 00:08:18,513 IN THE TREACHEROUS WEDDELL SEA. 149 00:08:18,515 --> 00:08:22,317 Man: WE ARE ACTUALLY JUST COMING TO A BIT OF A STICKY SPOT. 150 00:08:22,319 --> 00:08:24,920 I WAS GONNA HEAD DOWN THERE TO THOSE POOLS, 151 00:08:24,922 --> 00:08:26,788 BUT IT'S GONNA BE A BIT CRASHING AND BANGING. 152 00:08:33,764 --> 00:08:36,798 Narrator: THE ROUNDED BOW OF THIS 440-TON SHIP 153 00:08:36,800 --> 00:08:38,366 UNDULATES OVER THE ICE. 154 00:08:38,368 --> 00:08:40,435 BUT TO AVOID ANY RIPPING, 155 00:08:40,437 --> 00:08:43,038 ITS POLAR-GRADE STEEL HULL IS STREAMLINED 156 00:08:43,040 --> 00:08:45,440 WITHOUT STABILIZER FINS. 157 00:08:45,442 --> 00:08:48,476 A REINFORCED STEEL BAND KNOWN AS THE ICE BELT 158 00:08:48,478 --> 00:08:49,878 RUNS DOWN ITS LENGTH 159 00:08:49,880 --> 00:08:52,380 TO AVOID CRUSHING FROM BUILT-UP ICE. 160 00:08:54,751 --> 00:08:57,152 BUT THESE ARE EXTREME CONDITIONS. 161 00:08:57,154 --> 00:08:59,721 Harper: THE BIT THAT WE ARE ABOUT TO GO THROUGH 162 00:08:59,723 --> 00:09:04,226 IS PROBABLY 2- TO 3-FEET THICK. 163 00:09:04,228 --> 00:09:06,228 Narrator: POWER IS ALSO KEY. 164 00:09:09,366 --> 00:09:10,899 TO KEEP THE ICE AT BAY, 165 00:09:10,901 --> 00:09:14,769 2 DIESEL ENGINES PRODUCE 7,200 SHAFT HORSEPOWER. 166 00:09:18,408 --> 00:09:20,542 SO, THE SECRET IS, IS TO ACTUALLY 167 00:09:20,544 --> 00:09:22,644 JUST KEEP THE SHIP MOVING, 168 00:09:22,646 --> 00:09:25,213 AND THAT'S WHY YOU'RE CONTINUALLY LOOKING 169 00:09:25,215 --> 00:09:27,382 FOR THE RIGHT WAY TO GO. 170 00:09:31,955 --> 00:09:34,990 Narrator: BUT AS ITS CHALLENGING VOYAGE DRAWS TO A CLOSE, 171 00:09:34,992 --> 00:09:40,128 THRUSTERS ALLOW THE SHACKLETON TO DO SOMETHING EXTRAORDINARY. 172 00:09:40,130 --> 00:09:41,863 MANEUVERING THE SHAPED BOW, 173 00:09:41,865 --> 00:09:44,332 IT CARVES AN EDGE IN THE ICE 174 00:09:44,334 --> 00:09:48,003 CREATING A USABLE PONTOON READY TO UNLOAD. 175 00:09:51,875 --> 00:09:55,744 HOWEVER, REACHING ANTARCTICA IS JUST THE BEGINNING. 176 00:09:55,746 --> 00:09:57,012 TO CREATE THE REGION'S 177 00:09:57,014 --> 00:09:59,848 MOST TECHNICALLY ADVANCED RESEARCH STATION, 178 00:09:59,850 --> 00:10:01,616 THE HALLEY VI TEAM MUST DRAW 179 00:10:01,618 --> 00:10:05,387 ON THE INSPIRATIONAL PIONEERS OF THE PAST... 180 00:10:05,389 --> 00:10:08,723 Man: WHOA-HO. THESE FIBERS -- THEY'RE SO COOL. 181 00:10:08,725 --> 00:10:11,559 Narrator: ...TO CREATE MORE IMPOSSIBLE ENGINEERING. 182 00:10:24,156 --> 00:10:27,391 Narrator: HALLEY VI -- 183 00:10:27,393 --> 00:10:29,259 THE MOST ADVANCED RESEARCH STATION 184 00:10:29,261 --> 00:10:31,695 EVER BUILT IN THE POLAR REGIONS. 185 00:10:36,102 --> 00:10:39,570 ENGINEERED BY AECOM, SCIENTISTS AND SUPPORT STAFF 186 00:10:39,572 --> 00:10:43,907 OPERATE THIS MODULAR STRUCTURE, WHICH INCORPORATES 187 00:10:43,909 --> 00:10:47,111 A METEOROLOGICAL OBSERVATORY, FOUR LABORATORIES, 188 00:10:47,113 --> 00:10:49,847 AND AN AIR-TRAFFIC-CONTROL FACILITY. 189 00:10:49,849 --> 00:10:52,216 BUT CONSTRUCTING THIS AMBITIOUS PROJECT 190 00:10:52,218 --> 00:10:54,284 POSES SIGNIFICANT PROBLEMS. 191 00:10:57,523 --> 00:11:01,625 NOT ONLY MUST EVERY PIECE OF EQUIPMENT BE IMPORTED, 192 00:11:01,627 --> 00:11:03,026 HALLEY VI'S DESIGNERS 193 00:11:03,028 --> 00:11:05,362 MUST BUILD IT DURING THE SHORT SUMMER WINDOW 194 00:11:05,364 --> 00:11:08,365 BEFORE ANTARCTICA'S BRUTAL CONDITIONS RETURN. 195 00:11:13,272 --> 00:11:15,739 THE SEASONS HERE ARE VERY SHORT. 196 00:11:15,741 --> 00:11:19,576 WE'RE LOOKING AT 12 WEEKS MAXIMUM, REALLY, 197 00:11:19,578 --> 00:11:23,714 BETWEEN WHEN YOU CAN START GETTING EQUIPMENT 198 00:11:23,716 --> 00:11:27,217 AND PEOPLE ONTO SITE TO START BUILDING. 199 00:11:31,891 --> 00:11:33,724 Narrator: AND WITH EIGHT MODULES TO COMPLETE, 200 00:11:33,726 --> 00:11:37,494 INCLUDING A 5,100-SQUARE-FOOT CENTRAL POD, 201 00:11:37,496 --> 00:11:40,330 BRITISH ANTARCTIC SURVEY ENGINEER CHRIS MARTIN 202 00:11:40,332 --> 00:11:43,000 MUST HELP TAKE ON SOMETHING DAUNTING -- 203 00:11:43,002 --> 00:11:46,870 NAVIGATING MATERIALS FROM THE SHIPS TO HALLEY VI. 204 00:11:46,872 --> 00:11:49,206 THE LARGEST PIECE OF INFRASTRUCTURE 205 00:11:49,208 --> 00:11:50,974 HAD TO BE TRANSPORTABLE. 206 00:11:50,976 --> 00:11:53,677 OUR EXISTING SLEDS HAD TO BE ABLE TO CARRY EVERYTHING. 207 00:11:53,679 --> 00:11:55,479 Narrator: SO HOW DO YOU BUILD 208 00:11:55,481 --> 00:11:57,281 SUCH A TECHNICALLY ADVANCED STRICTURE 209 00:11:57,283 --> 00:11:58,582 AT LIGHTNING SPEED 210 00:11:58,584 --> 00:12:02,119 IN THE WORLD'S MOST INHOSPITABLE ENVIRONMENT? 211 00:12:02,121 --> 00:12:04,454 ACHIEVING THIS WOULD HAVE BEEN IMPOSSIBLE 212 00:12:04,456 --> 00:12:07,257 WITHOUT ANOTHER GREAT INNOVATOR FROM THE PAST. 213 00:12:15,801 --> 00:12:17,834 WHEN IT COMES TO BUILDING, 214 00:12:17,836 --> 00:12:20,337 HUMANITY HAS OFTEN BEEN IN A HURRY. 215 00:12:20,339 --> 00:12:21,605 ME FINISHED. 216 00:12:23,742 --> 00:12:26,376 NOMADIC MONGOLIANS ERECTED THEIR YURTS 217 00:12:26,378 --> 00:12:30,113 IN AN INSTANT USING CONCERTINA AND WOOD. 218 00:12:30,115 --> 00:12:31,882 THEY WERE SO SPEEDY TO PUT TOGETHER... 219 00:12:31,884 --> 00:12:34,351 HELLO? CAN I BORROW SOME SUGAR? 220 00:12:34,353 --> 00:12:36,920 [ SCREAMS ] 221 00:12:36,922 --> 00:12:38,922 ...EVEN GENGHIS KHAN WAS A FAN. 222 00:12:40,993 --> 00:12:43,227 INVADING ENGLAND, WILLIAM THE CONQUEROR 223 00:12:43,229 --> 00:12:46,830 RELIED ON BUILDING LOTS OF CASTLES VERY QUICKLY. 224 00:12:46,832 --> 00:12:48,632 LEGEND HAS IT HE EVEN 225 00:12:48,634 --> 00:12:50,901 BROUGHT THEM READYMADE ON HIS SHIPS. 226 00:12:50,903 --> 00:12:52,536 STEADY, STEADY! 227 00:12:52,538 --> 00:12:56,240 BUT ONLY DURING THE 20th CENTURY DID HUMANITY MASTER BUILDING 228 00:12:56,242 --> 00:12:58,942 AT TRULY BREAK-NECK SPEED. 229 00:12:58,944 --> 00:13:01,511 OH, HAROLD. 230 00:13:01,513 --> 00:13:04,681 [ MAN WHISTLING ] 231 00:13:04,683 --> 00:13:08,452 DR. RHYS MORGAN IS EXPLORING LETCHWORTH, NORTH OF LONDON. 232 00:13:09,955 --> 00:13:12,356 IT'S THE UNLIKELY HOME OF A TECHNIQUE 233 00:13:12,358 --> 00:13:16,059 THAT REVOLUTIONIZED DOMESTIC CONSTRUCTION. 234 00:13:16,061 --> 00:13:18,662 Dr. Morgan: IT MIGHT LOOK LIKE A SLEEPY ENGLISH TOWN 235 00:13:18,664 --> 00:13:21,398 WITH ITS WELL-KEPT GARDENS AND NEAT AND TRIMMED HEDGES, 236 00:13:21,400 --> 00:13:26,236 BUT ACTUALLY, THIS PLACE WAS A RADICAL EXPERIMENT. 237 00:13:28,274 --> 00:13:30,874 Narrator: IN 1905, A COMPETITION WAS LAUNCHED 238 00:13:30,876 --> 00:13:32,576 TO BUILD A HOUSE IN THE COUNTRYSIDE 239 00:13:32,578 --> 00:13:34,845 FOR JUST $185 240 00:13:34,847 --> 00:13:37,781 IN ORDER TO HELP LOW-PAID AGRICULTURAL WORKERS. 241 00:13:44,156 --> 00:13:47,324 ONE OF THE MAJOR COSTS OF BUILDING HOUSES IS TIME. 242 00:13:47,326 --> 00:13:51,995 TRADITIONALLY IN BRITAIN, HOUSES ARE BUILT USING BRICKS 243 00:13:51,997 --> 00:13:54,498 ON A LAYER-BY-LAYER BASIS. 244 00:13:54,500 --> 00:13:56,900 BUT THE COSTS ASSOCIATED WITH THIS TIME 245 00:13:56,902 --> 00:13:59,503 MEANT THAT PRICES OF HOUSES IN THE COUNTRY 246 00:13:59,505 --> 00:14:03,974 WERE WAY BEYOND THE REACH OF THE AVERAGE FARM WORKER. 247 00:14:03,976 --> 00:14:05,776 Narrator: TO SOLVE THIS HOUSING CRISIS 248 00:14:05,778 --> 00:14:09,046 MEANT BUILDING AT AN UNPRECEDENTED PACE. 249 00:14:09,048 --> 00:14:11,481 THIS HOUSE IS REVOLUTIONARY. 250 00:14:11,483 --> 00:14:13,216 NOT JUST THAT ITS LOOKS -- 251 00:14:13,218 --> 00:14:14,718 THE MAIN PART OF THIS HOUSE 252 00:14:14,720 --> 00:14:17,954 JUST TOOK 36 HOURS TO BUILD. 253 00:14:20,693 --> 00:14:22,292 Narrator: THIS DESIGN WAS THE BRAINCHILD 254 00:14:22,294 --> 00:14:24,528 OF ENGLISH ENGINEER JOHN BRODIE 255 00:14:24,530 --> 00:14:27,197 WHO DID AWAY WITH TRADITIONAL MASONRY TECHNIQUES 256 00:14:27,199 --> 00:14:29,232 TO BUILD AT LIGHTNING SPEED. 257 00:14:32,004 --> 00:14:34,037 THE SECRET OF BRODIE'S SUCCESS 258 00:14:34,039 --> 00:14:37,507 WAS HIS INSPIRED USE OF STEEL-REINFORCED CONCRETE. 259 00:14:37,509 --> 00:14:39,776 HE USED PRE-MANUFACTURED PANELS, 260 00:14:39,778 --> 00:14:41,845 WHICH WERE BOTH INEXPENSIVE TO FABRICATE 261 00:14:41,847 --> 00:14:43,480 AND QUICK TO INSTALL. 262 00:14:45,984 --> 00:14:47,951 HERE IN ONE OF THE BEDROOMS -- 263 00:14:47,953 --> 00:14:50,520 THIS CEILING, THE ROOF IN ACTUAL FACT, 264 00:14:50,522 --> 00:14:53,323 IS A SINGLE SLAB OF SOLID CONCRETE 265 00:14:53,325 --> 00:14:57,194 BROUGHT DOWN ON TO THE WALLS AT AN ANGLE. 266 00:14:57,196 --> 00:14:58,595 AS WE LOOK AT THE TOP, 267 00:14:58,597 --> 00:15:01,698 WE CAN JUST MAKE OUT THE TIE-RODS. 268 00:15:01,700 --> 00:15:04,835 THESE WERE THE BOLTS THAT PULLED THE WALLS TOGETHER 269 00:15:04,837 --> 00:15:07,938 AND MADE THE WHOLE STRUCTURE SOUND. 270 00:15:07,940 --> 00:15:10,273 IT'S JUST BRILLIANT. 271 00:15:19,918 --> 00:15:21,518 Narrator: TO BUILD HALLEY VI, 272 00:15:21,520 --> 00:15:23,353 ENGINEERS ARE DRAWING ON BRODIE'S 273 00:15:23,355 --> 00:15:26,089 REVOLUTIONARY PREFABRICATION METHODS. 274 00:15:26,091 --> 00:15:27,624 SHIPPING THE ENTIRE STATION 275 00:15:27,626 --> 00:15:31,828 TO ANTARCTICA INVOLVES HUGE QUANTITIES OF COMPONENTS. 276 00:15:31,830 --> 00:15:33,697 BUT AS BRITISH ANTARCTIC SURVEY'S 277 00:15:33,699 --> 00:15:35,565 ENGINEER CHRIS MARTIN REVEALS, 278 00:15:35,567 --> 00:15:37,801 THIS FIRST STAGE OF CONSTRUCTION STARTS 279 00:15:37,803 --> 00:15:39,803 10,000 MILES AWAY. 280 00:15:39,805 --> 00:15:42,472 Martin: THE TRIAL ERECTION'S CARRIED OUT IN SOUTH AFRICA 281 00:15:42,474 --> 00:15:44,307 TO MAKE SURE EVERYTHING WENT TOGETHER, 282 00:15:44,309 --> 00:15:46,209 'CAUSE IT'S QUITE IMPORTANT TO MAKE SURE 283 00:15:46,211 --> 00:15:49,513 THAT WE HAVE A VIABLE CONCEPT BEFORE WE ARRIVE HERE. 284 00:15:52,050 --> 00:15:54,951 Narrator: 470 CRANE LIFTS UNLOAD AROUND 285 00:15:54,953 --> 00:15:57,154 10,000 CUBIC TONS OF MATERIAL 286 00:15:57,156 --> 00:16:00,791 BEFORE THEY'RE ORGANIZED AND TRANSPORTED ON GIANT SLEDS. 287 00:16:02,961 --> 00:16:05,095 ONCE DELIVERED, THEY FORM AN ASTONISHING 288 00:16:05,097 --> 00:16:08,031 2 1/2-MILE-LONG LINE OF PARTS. 289 00:16:10,202 --> 00:16:12,302 WITH JUST A THREE-MONTH WEATHER WINDOW, 290 00:16:12,304 --> 00:16:15,872 THE CONSTRUCTION TEAM MUST BUILD AND FAST. 291 00:16:15,874 --> 00:16:17,808 STRUCTURAL ADVISER BEN ROWE 292 00:16:17,810 --> 00:16:19,976 IS WORKING TO SUPPORT THE STATION'S HEART -- 293 00:16:19,978 --> 00:16:22,546 THE 1,800-SQUARE-FOOT LAB. 294 00:16:26,485 --> 00:16:30,253 THE STEELWORK THAT YOU SEE AROUND YOU IS A SPACE FRAME, 295 00:16:30,255 --> 00:16:33,623 WHICH IS LIKE THE CHASSIS IN A CAR. 296 00:16:33,625 --> 00:16:35,258 IT PROVIDES THE STRENGTH 297 00:16:35,260 --> 00:16:40,897 FOR THE SUPPORT OF THE FLOORS AND THE STRUCTURE ABOVE. 298 00:16:40,899 --> 00:16:43,934 BUT IMPORTANTLY, IT CONNECTS THE FOUR LEGS 299 00:16:43,936 --> 00:16:47,637 IN THIS PARTICULAR MODULE TOGETHER. 300 00:16:47,639 --> 00:16:49,739 Narrator: AS TEMPORARY SUPPORTS ARE REMOVED, 301 00:16:49,741 --> 00:16:52,542 IT TAKES LESS THAN ONE HOUR TO RAISE EACH FRAME UP 302 00:16:52,544 --> 00:16:54,911 ON ITS 13-FOOT-LONG LEGS, 303 00:16:54,913 --> 00:16:57,881 THEN SPECIFIC INTERIORS CAN BE INSTALLED. 304 00:17:00,085 --> 00:17:02,986 Fallon: AS YOU CAN SEE, THERE'S THE PREFABRICATED BEDROOMS, 305 00:17:02,988 --> 00:17:04,721 PLANT ROOM, AND W.C. 306 00:17:04,723 --> 00:17:06,656 THE NEXT STAGE FOR THIS 307 00:17:06,658 --> 00:17:10,494 IS THE STRUCTURAL STEELWORK ERECTED AROUND IT. 308 00:17:10,496 --> 00:17:13,363 Narrator: CRANES LIFT EACH SUPERSTRUCTURE INTO PLACE. 309 00:17:17,803 --> 00:17:19,069 Man: TAKE IT DOWN, MARK. 310 00:17:19,071 --> 00:17:22,506 TAKE HIM DOWN TO ABOUT 10 1/2, 311 00:17:22,508 --> 00:17:24,875 SEE HOW IT SITS, OKAY? 312 00:17:24,877 --> 00:17:27,110 ONCE LOWERED, A TYPICAL POD 313 00:17:27,112 --> 00:17:29,713 IS READY FOR ITS CRITICAL OUTER SKIN. 314 00:17:29,715 --> 00:17:31,882 BUT WITH BRUTAL WINTER SNOWSTORMS 315 00:17:31,884 --> 00:17:35,185 AND TEMPERATURES AS LOW AS MINUS 58 DEGREES, 316 00:17:35,187 --> 00:17:38,121 ENGINEERS MUST USE A MATERIAL THAT'S BOTH LIGHTWEIGHT 317 00:17:38,123 --> 00:17:41,458 AND WHICH CAN WITHSTAND ANTARCTICA'S BRUTAL CLIMATE. 318 00:17:41,460 --> 00:17:43,827 TO DO THIS, HALLEY VI'S ENGINEERS 319 00:17:43,829 --> 00:17:46,496 MUST TURN TO A BREAKTHROUGH INVENTION FROM THE PAST. 320 00:17:46,498 --> 00:17:47,697 Dr. Steele: YOU CAN SEE 321 00:17:47,699 --> 00:17:49,799 THAT AS THE GLASS COMES THROUGH THOSE HOLES, 322 00:17:49,801 --> 00:17:51,735 IT MAKES THESE INCREDIBLY FINE FIBERS. 323 00:17:51,737 --> 00:17:53,637 IT'S BEAUTIFUL. 324 00:17:53,639 --> 00:17:56,406 Narrator: TO MAKE THE IMPOSSIBLE POSSIBLE. 325 00:18:07,373 --> 00:18:09,373 Narrator: IN ANTARCTICA, HALLEY VI 326 00:18:09,375 --> 00:18:11,809 IS THE MOST TECHNICALLY ADVANCED RESEARCH STATION 327 00:18:11,811 --> 00:18:14,311 EVER BUILT IN THE POLAR REGIONS. 328 00:18:14,313 --> 00:18:17,481 BUT TO CREATE A LIGHTWEIGHT MATERIAL CAPABLE OF WITHSTANDING 329 00:18:17,483 --> 00:18:19,717 ANTARCTICA'S HOSTILE ENVIRONMENT, 330 00:18:19,719 --> 00:18:20,918 ENGINEERS MUST TURN TO 331 00:18:20,920 --> 00:18:23,687 A BREAKTHROUGH INNOVATION OF THE PAST. 332 00:18:34,000 --> 00:18:35,532 PHYSICIST ANDREW STEELE IS 333 00:18:35,534 --> 00:18:38,268 AT SHEFFIELD UNIVERSITY IN ENGLAND. 334 00:18:38,270 --> 00:18:40,671 AT THE GLASS LABORATORY, HE'S TRACKING DOWN 335 00:18:40,673 --> 00:18:44,508 ONE OF HISTORY'S GREAT BREAKTHROUGH MATERIALS. 336 00:18:44,510 --> 00:18:46,143 Dr. Steele: SOME OF THE MOST IMPORTANT 337 00:18:46,145 --> 00:18:47,277 AND FUNDAMENTAL DISCOVERIES 338 00:18:47,279 --> 00:18:49,213 HAVE BEEN MADE COMPLETELY BY ACCIDENT. 339 00:18:49,215 --> 00:18:50,981 BUT FROM PENICILLIN TO TEFLON, 340 00:18:50,983 --> 00:18:53,083 THEY'VE NONETHELESS GONE ON TO REVOLUTIONIZE 341 00:18:53,085 --> 00:18:55,386 THE WAY THAT WE LIVE OUR LIVES. 342 00:18:55,388 --> 00:18:59,556 IN 1932, THERE WAS JUST SUCH A DISCOVERY. 343 00:18:59,558 --> 00:19:01,392 Narrator: IN ILLINOIS, UNDER THE GUIDANCE 344 00:19:01,394 --> 00:19:03,527 OF ENGINEER RUSSELL GAMES SLAYTER, 345 00:19:03,529 --> 00:19:05,229 RESEARCHER DALE KLEIST HAD BEEN 346 00:19:05,231 --> 00:19:08,032 APPLYING MOLTEN GLASS THROUGH A SPRAY GUN 347 00:19:08,034 --> 00:19:10,768 TESTING ITS SUITABILITY AS AN ADHESIVE 348 00:19:10,770 --> 00:19:13,637 WHEN HE STUMBLED ON TO SOMETHING EXTRAORDINARY. 349 00:19:16,242 --> 00:19:19,777 SO, THIS METAL SHEET REPRESENTS THE NOZZLES IN KLEIST'S GUN. 350 00:19:19,779 --> 00:19:21,912 THAT'S THE MOLTEN GLASS, AND WE'RE GONNA CATCH THE RESULTS 351 00:19:21,914 --> 00:19:23,447 IN THIS BUCKET OF COLD WATER. 352 00:19:27,420 --> 00:19:28,519 WHOA! 353 00:19:32,625 --> 00:19:33,724 YOU CAN SEE THAT 354 00:19:33,726 --> 00:19:35,359 AS THE GLASS COMES THROUGH THOSE HOLES, 355 00:19:35,361 --> 00:19:37,628 IT MAKES THESE INCREDIBLY FINE FIBERS. 356 00:19:37,630 --> 00:19:40,531 IT'S BEAUTIFUL. 357 00:19:40,533 --> 00:19:42,199 Narrator: ONCE COOLED IN THE COLD WATER, 358 00:19:42,201 --> 00:19:43,767 THE GLASS TAKES AN UNUSUAL FORM. 359 00:19:43,769 --> 00:19:45,202 Dr. Steele: AND HERE WE GO -- 360 00:19:45,204 --> 00:19:47,971 YOU CAN SEE WE'VE MADE SOME PRIMITIVE GLASS FIBERS. 361 00:19:47,973 --> 00:19:50,774 THIS PROCESS WAS THE FIRST STEP ON THE ROAD TO THE MATERIAL 362 00:19:50,776 --> 00:19:53,377 THAT WE KNOW THESE DAYS AS FIBERGLASS. 363 00:19:55,481 --> 00:19:57,948 Narrator: FURTHER DEVELOPED INTO FINE, SINGLE FIBERS, 364 00:19:57,950 --> 00:20:01,285 THIS REVOLUTIONARY MATERIAL HAS A SURPRISING QUALITY. 365 00:20:01,287 --> 00:20:03,587 Dr. Steele: YOU WOULDN'T THINK THESE THINGS 366 00:20:03,589 --> 00:20:04,888 WOULD BE STRONG AT ALL, 367 00:20:04,890 --> 00:20:07,091 AND YET EVEN WITH THIS RELATIVELY SMALL BUNDLE OF THEM, 368 00:20:07,093 --> 00:20:08,992 THEY'RE STRONG ENOUGH THAT... 369 00:20:08,994 --> 00:20:10,594 EVEN IF TRIED QUITE HARD, 370 00:20:10,596 --> 00:20:12,463 THERE'S NO CHANCE OF ME BREAKING IT. 371 00:20:12,465 --> 00:20:14,298 NOW, THAT THEN EVOLVED INTO SOMETHING 372 00:20:14,300 --> 00:20:15,766 THAT LOOKED A LITTLE BIT MORE LIKE THIS. 373 00:20:15,768 --> 00:20:19,103 IT'S KIND OF A MATERIAL WOVEN OUT OF THOSE GLASS FIBERS. 374 00:20:19,105 --> 00:20:21,004 Narrator: AND BY THE '40s, GAMES SLAYTER 375 00:20:21,006 --> 00:20:24,108 AND DALE KLEIST STIFFENED THIS WEAVE WITH RESIN, 376 00:20:24,110 --> 00:20:27,744 CREATING WHAT'S KNOWN TODAY AS FIBERGLASS. 377 00:20:27,746 --> 00:20:30,047 BUT JUST HOW STRONG IS FIBERGLASS? 378 00:20:34,286 --> 00:20:35,819 SO, THIS IS OUR TEST RIG. 379 00:20:35,821 --> 00:20:37,855 THESE TWO HUGE JAWS ARE GONNA 380 00:20:37,857 --> 00:20:39,990 PULL AT THAT FIBERGLASS YOU GOT STUCK IN THE MIDDLE THERE, 381 00:20:39,992 --> 00:20:42,025 AND THEY CAN APPLY UP TO 30 TONS OF FORCE. 382 00:20:42,027 --> 00:20:44,962 LET'S START THE TEST. 383 00:20:44,964 --> 00:20:47,297 AND YOU CAN SEE ON HERE THE GRAPH OF THE FORCE 384 00:20:47,299 --> 00:20:49,066 INCREASING AS WE GO THROUGH THE EXPERIMENT. 385 00:20:54,773 --> 00:20:56,406 THIS IS VERY TENSE. 386 00:21:00,146 --> 00:21:02,846 OHH! AND THERE WE GO -- 387 00:21:02,848 --> 00:21:04,882 YOU CAN SEE A PRETTY CLEAR LINE OF FAILURE THERE, 388 00:21:04,884 --> 00:21:07,284 AND IF WE LOOK ON THE GRAPH HERE, 389 00:21:07,286 --> 00:21:08,519 WE CAN READ OFF -- WOW! 390 00:21:08,521 --> 00:21:11,555 THAT FAILED AT 52,000 NEWTONS, 391 00:21:11,557 --> 00:21:13,323 WHICH IS 5.2 TONS. 392 00:21:13,325 --> 00:21:15,125 THAT'S LIKE FIVE FAMILY CARS. 393 00:21:15,127 --> 00:21:17,161 THAT PIECE OF FIBERGLASS WAS STRONG ENOUGH 394 00:21:17,163 --> 00:21:18,462 TO HOLD THAT MUCH WEIGHT. 395 00:21:21,634 --> 00:21:24,701 Narrator: THIS CHANCE DISCOVERY MADE FOR A ROBUST ALTERNATIVE 396 00:21:24,703 --> 00:21:27,938 TO WOOD AND SHEET METAL. 397 00:21:27,940 --> 00:21:30,574 TOUGH, MOLDABLE, AND SUPER LIGHTWEIGHT, 398 00:21:30,576 --> 00:21:32,042 FIBERGLASS CAN STAND UP 399 00:21:32,044 --> 00:21:34,077 TO THE MOST DEMANDING CONDITIONS. 400 00:21:49,361 --> 00:21:52,729 TO TACKLE THE WORLD'S MOST INHOSPITABLE CLIMATE, 401 00:21:52,731 --> 00:21:56,833 ENGINEERS ARE TAKING FIBERGLASS TO A WHOLE NEW LEVEL -- 402 00:21:56,835 --> 00:22:00,337 TO ENVELOPE ANTARCTICA'S HALLEY VI. 403 00:22:00,339 --> 00:22:03,373 Martin: THESE PANELS ARE MADE OF SPECIAL 404 00:22:03,375 --> 00:22:07,144 LOW-TEMPERATURE COMPOSITES WITH A FOAM-FILLED LINER. 405 00:22:07,146 --> 00:22:10,180 THE MASSIVELY PROOF AGAINST THE ENVIRONMENT 406 00:22:10,182 --> 00:22:12,683 THAT WE LIVE IN HERE. 407 00:22:17,790 --> 00:22:20,757 Narrator: CRYOGENICALLY TESTED TO MINUS 40 DEGREES, 408 00:22:20,759 --> 00:22:23,560 THE OUTER SKIN IS JUST 8 INCHES THICK. 409 00:22:23,562 --> 00:22:26,997 NOT ONLY IS THE GLASS-REINFORCED PLASTIC SUPER STRONG, 410 00:22:26,999 --> 00:22:29,666 IT'S ALSO EXTREMELY LIGHTWEIGHT... 411 00:22:29,668 --> 00:22:31,368 Rowe: THE GLASS-REINFORCED PLASTIC 412 00:22:31,370 --> 00:22:33,570 KEEPS THE CONSTRUCTION VERY LIGHTWEIGHT 413 00:22:33,572 --> 00:22:36,807 AND THEREFORE MINIMIZES THE LOAD ONTO THE LEGS, 414 00:22:36,809 --> 00:22:41,845 WHICH IS OBVIOUSLY IMPORTANT ON ICE AS YOUR FOUNDATIONS. 415 00:22:41,847 --> 00:22:43,480 Narrator: ...EVEN WITH THE LARGEST PANEL 416 00:22:43,482 --> 00:22:46,516 MEASURING 375 SQUARE FEET. 417 00:22:46,518 --> 00:22:48,452 Prickett: THE LAST PANEL -- ON IT GOES. 418 00:22:48,454 --> 00:22:52,356 BUTTON UP. HOPEFULLY IT'LL LINE UP, BUT, UH, PROBABLY NOT. 419 00:22:52,358 --> 00:22:53,557 [ CHUCKLES ] 420 00:22:53,559 --> 00:22:56,460 Narrator: ENGINEERS COVER ALL EIGHT MODULES 421 00:22:56,462 --> 00:22:57,761 IN JUST ONE WEEK. 422 00:23:02,167 --> 00:23:04,334 THAT'S GOOD. WE'RE THERE. 423 00:23:04,336 --> 00:23:06,470 [ CHATTER ] 424 00:23:11,277 --> 00:23:13,610 CREATING A LIFE-SUSTAINING ENVIRONMENT 425 00:23:13,612 --> 00:23:16,413 IN ANTARCTICA IS A HUGE ACHIEVEMENT. 426 00:23:16,415 --> 00:23:18,215 BUT FOR HALLEY VI TO REMAIN 427 00:23:18,217 --> 00:23:20,651 STANDING IN THESE ICY CONDITIONS, 428 00:23:20,653 --> 00:23:22,419 ENGINEERS SEEK INSPIRATION 429 00:23:22,421 --> 00:23:25,289 FROM HISTORY'S REVOLUTIONARY INNOVATORS... 430 00:23:25,291 --> 00:23:26,657 Dr. Sheehy: AAH! 431 00:23:26,659 --> 00:23:29,393 Narrator: ...TO PRODUCE MORE IMPOSSIBLE ENGINEERING. 432 00:23:50,111 --> 00:23:52,111 Narrator: ENGINEERS HAVE DEVELOPED ONE OF THE WORLD'S 433 00:23:52,113 --> 00:23:56,515 MOST PIONEERING MODULAR STRUCTURES. 434 00:23:56,517 --> 00:23:59,819 HALLEY VI DEFIES ANTARCTICA'S BRUTAL CLIMATE, 435 00:23:59,821 --> 00:24:02,688 ALLOWING SCIENTISTS TO CARRY OUT CRUCIAL RESEARCH 436 00:24:02,690 --> 00:24:07,059 AND STILL SURVIVE IN TOTAL ISOLATION. 437 00:24:07,061 --> 00:24:09,295 WE HAVE THIS FABULOUS STATION THAT ENABLES US 438 00:24:09,297 --> 00:24:11,998 TO OPERATE IN A YEAR-ROUND WAY. 439 00:24:12,000 --> 00:24:15,167 Walkup: THE STATION CAN SUPPORT LIFE 440 00:24:15,169 --> 00:24:17,903 THROUGHOUT AN INCREDIBLY HARSH WINTER. 441 00:24:17,905 --> 00:24:20,573 BUT IT'S ALSO PROVIDING A HOME. 442 00:24:23,578 --> 00:24:26,012 Narrator: AN ENTIRELY SELF-SUFFICIENT STRUCTURE, 443 00:24:26,014 --> 00:24:28,214 TWO ENERGY MODULES CONTAIN WATER 444 00:24:28,216 --> 00:24:30,783 AND SEWAGE TREATMENT PLANTS, 445 00:24:30,785 --> 00:24:32,752 A MEDICAL FACILITY INCLUDES AREAS 446 00:24:32,754 --> 00:24:35,855 FOR OPERATIONS AND DENTISTRY, 447 00:24:35,857 --> 00:24:37,723 AND THERE ARE PLENTY OF CREATURE COMFORTS 448 00:24:37,725 --> 00:24:40,860 FOR THIS HOME AWAY FROM HOME. 449 00:24:40,862 --> 00:24:43,596 Walkup: MOST PLACES OF WORK ARE NOT ALSO 450 00:24:43,598 --> 00:24:47,233 WHERE YOU'RE LIVING, SOCIALIZING, EATING. 451 00:24:47,235 --> 00:24:48,701 IT'S GOT TO NOT ONLY BE A FUNCTIONAL, 452 00:24:48,703 --> 00:24:51,904 BUT ALSO A REALLY COMFORTABLE BUILDING. 453 00:24:51,906 --> 00:24:54,473 Martin: IT'S A VERY WELL-INSULATED STATION. 454 00:24:54,475 --> 00:24:56,475 IT HAS VERY GOOD CONTROL SYSTEMS IN IT, 455 00:24:56,477 --> 00:24:58,210 WHICH ALLOW US TO TRACK TEMPERATURES, 456 00:24:58,212 --> 00:25:00,946 MAKE SURE THAT WE'RE NOT OVERHEATING OR UNDERHEATING, 457 00:25:00,948 --> 00:25:03,682 AND WE CAN OBSERVE THE WHOLE STATION 458 00:25:03,684 --> 00:25:05,718 FROM A COMPUTER TERMINAL INSIDE. 459 00:25:07,989 --> 00:25:10,823 Narrator: HALLEY VI'S STRUCTURE SUSTAINS LIFE IN TEMPERATURES 460 00:25:10,825 --> 00:25:13,392 BELOW MINUS 58 DEGREES. 461 00:25:13,394 --> 00:25:15,227 BUT IF THIS ENGINEERING PHENOMENON 462 00:25:15,229 --> 00:25:17,530 IS TO REACH ITS 20-YEAR LIFE SPAN, 463 00:25:17,532 --> 00:25:20,266 IT MUST DEAL WITH ANOTHER FORCE OF NATURE. 464 00:25:24,105 --> 00:25:28,274 SO, WE GET SO MUCH SNOW FALLING EVERY YEAR HERE. 465 00:25:28,276 --> 00:25:31,410 ANYTHING THAT'S LEFT HERE JUST GETS BURIED VERY RAPIDLY. 466 00:25:33,681 --> 00:25:35,581 Narrator: HALLEY VI'S FIVE PREDECESSORS 467 00:25:35,583 --> 00:25:38,350 HAVE BEEN ENGULFED BY THESE RELENTLESS CONDITIONS, 468 00:25:38,352 --> 00:25:41,487 BECOMING PART OF THE ICE SHELF ITSELF. 469 00:25:43,024 --> 00:25:45,091 SO HOW CAN ENGINEERS RISE ABOVE 470 00:25:45,093 --> 00:25:47,793 THIS SEEMINGLY IMPOSSIBLE PROBLEM? 471 00:25:47,795 --> 00:25:52,098 ENGINEERS MUST TURN TO ANOTHER OF HISTORY'S GENIUS INNOVATIONS. 472 00:26:01,843 --> 00:26:05,111 AT A CEMETERY IN LONDON, SCIENTIST SUZIE SHEEHY 473 00:26:05,113 --> 00:26:09,915 IS SEEKING OUT THE BURIAL GROUNDS OF A VITAL DISCOVERY. 474 00:26:09,917 --> 00:26:14,620 15 FEET BELOW ME IS A UNIQUE PIECE OF ENGINEERING HISTORY, 475 00:26:14,622 --> 00:26:16,889 BUT IT'S IN A SETTING THAT'S NOT FOR THE FAINT HEARTED. 476 00:26:24,632 --> 00:26:27,032 THIS PLACE IS AMAZING! 477 00:26:32,140 --> 00:26:35,474 Narrator: DIRECTLY BENEATH THE SITE OF A FORMER CHAPEL 478 00:26:35,476 --> 00:26:39,712 LIES A NETWORK OF SUBTERRANEAN PASSAGEWAYS. 479 00:26:39,714 --> 00:26:42,481 THE 180-YEAR-OLD WEST NORWOOD CATACOMBS 480 00:26:42,483 --> 00:26:45,084 WERE ONCE THE FINAL RESTING PLACE FOR WEALTHY 481 00:26:45,086 --> 00:26:48,587 AND ARISTOCRATIC FAMILIES. 482 00:26:48,589 --> 00:26:50,022 Dr. Sheehy: DURING THE VICTORIAN PERIOD, 483 00:26:50,024 --> 00:26:52,525 MOURNING THE DEAD WAS A SERIOUS BUSINESS, 484 00:26:52,527 --> 00:26:54,593 AND INSTEAD OF BURYING YOUR LOVED ONES 485 00:26:54,595 --> 00:26:56,929 IN THE GROUND, THE PREFERRED OPTION, 486 00:26:56,931 --> 00:27:01,066 IF YOU COULD AFFORD IT, WAS TO BRING THEM HERE. 487 00:27:01,068 --> 00:27:05,037 THERE ARE ABOUT 3,000 COFFINS HERE LINING THE WALLS, 488 00:27:05,039 --> 00:27:07,239 BUT GETTING EACH OF THESE COFFINS 489 00:27:07,241 --> 00:27:08,507 INTO THEIR PAID-FOR 490 00:27:08,509 --> 00:27:12,278 AND ALLOCATED SPACE WAS NO EASY TASK. 491 00:27:13,347 --> 00:27:14,947 Narrator: TO CONTAIN THE POTENTIALLY 492 00:27:14,949 --> 00:27:17,449 DEADLY BACTERIA PRODUCED BY THE DECEASED, 493 00:27:17,451 --> 00:27:20,519 THE COFFINS HAD TO BE MADE COMPLETELY AIR TIGHT 494 00:27:20,521 --> 00:27:22,721 BY A HEAVY INNER LAYER. 495 00:27:22,723 --> 00:27:24,290 Dr. Sheehy: WHEN IT'S LINED WITH LEAD, 496 00:27:24,292 --> 00:27:27,426 IT CAN WEIGH OVER 200 KILOGRAMS. 497 00:27:27,428 --> 00:27:32,298 AND GETTING SOMETHING THAT HEAVY AROUND 15 FEET UNDERGROUND 498 00:27:32,300 --> 00:27:35,901 REQUIRED A PRETTY CLEVER PIECE OF ENGINEERING. 499 00:27:35,903 --> 00:27:39,805 Narrator: IN 1795, ENGLISH INVENTOR JOSEPH BRAMAH 500 00:27:39,807 --> 00:27:42,775 TOOK THE ENGINEERING WORLD BY STORM 501 00:27:42,777 --> 00:27:45,144 PATENTING THE HYDRAULIC PRESS. 502 00:27:45,146 --> 00:27:47,313 BUT TURNING HIS REVOLUTIONARY INVENTION 503 00:27:47,315 --> 00:27:49,848 ON ITS HEAD OFFERED THE PERFECT SOLUTION 504 00:27:49,850 --> 00:27:51,283 FOR LOWERING AND RAISING 505 00:27:51,285 --> 00:27:54,720 NORWOOD CATACOMBS COFFINS TO THE CHAPEL ABOVE. 506 00:27:54,722 --> 00:27:57,089 THIS IS A CATAFALQUE LIFT. 507 00:27:57,091 --> 00:27:59,058 SO THE COFFIN WOULD SIT ON HERE, 508 00:27:59,060 --> 00:28:01,594 AND THEN IT WOULD TAKE ABOUT 45 SECONDS TO BE 509 00:28:01,596 --> 00:28:03,429 BROUGHT ALL THE WAY DOWN, 510 00:28:03,431 --> 00:28:06,065 AND THIS CATAFALQUE NEEDED TO BE LIFTED 511 00:28:06,067 --> 00:28:07,633 ALL THE WAY BACK UP AGAIN. 512 00:28:07,635 --> 00:28:10,302 AND THAT'S WHERE BRAMAH'S HYDRAULIC PRESS PRINCIPLE 513 00:28:10,304 --> 00:28:11,870 COMES IN 514 00:28:11,872 --> 00:28:15,341 AND ALL CENTERS ON THIS CLEVER PUMP SYSTEM HERE. 515 00:28:15,343 --> 00:28:18,877 SO, IN OPERATION THIS HANDLE WOULD HAVE BEEN LIFTED 516 00:28:18,879 --> 00:28:20,980 ALL THE WAY UP AND A HYDRAULIC FLUID 517 00:28:20,982 --> 00:28:23,082 WOULD HAVE RUSHED IN TO THE CYLINDER. 518 00:28:23,084 --> 00:28:25,951 AND THEN WHEN THE HANDLE GETS LOWERED BACK DOWN AGAIN, 519 00:28:25,953 --> 00:28:28,787 THE PRESSURE WOULD BE FORCED THROUGH THERE 520 00:28:28,789 --> 00:28:31,090 TO ANOTHER LARGER PISTON, 521 00:28:31,092 --> 00:28:32,925 WHICH THEN LIFTS THE CATAFALQUE. 522 00:28:35,830 --> 00:28:37,396 Narrator: IN THIS WATER-FILLED SYSTEM, 523 00:28:37,398 --> 00:28:41,033 THE LARGE STROKES EXERTED ON THE SMALL PISTON TRANSFER 524 00:28:41,035 --> 00:28:43,669 TO THE LARGE PISTON UNDERNEATH THE COFFIN, 525 00:28:43,671 --> 00:28:46,572 PRODUCING SMALL BUT POWERFUL MOVEMENTS. 526 00:28:46,574 --> 00:28:49,441 INCHING UPWARD, IT TOOK 180 STROKES 527 00:28:49,443 --> 00:28:51,677 FOR A 440-POUND CASKET 528 00:28:51,679 --> 00:28:53,445 TO REACH THE CHAPEL ABOVE. 529 00:28:53,447 --> 00:28:54,880 SO, I CAN DEMONSTRATE THE PRINCIPLE 530 00:28:54,882 --> 00:28:57,016 OF A HYDRAULIC PRESS USING THIS, 531 00:28:57,018 --> 00:28:59,551 WHICH IS LIKE THE ONE WE HAD INSIDE BUT UPSIDE DOWN. 532 00:28:59,553 --> 00:29:01,987 SO ALL I HAVE TO DO IS EXERT 533 00:29:01,989 --> 00:29:05,224 A SMALL FORCE OVER THIS SIDE OVER A LARGE DISTANCE, 534 00:29:05,226 --> 00:29:08,260 AND THAT'S TRANSFERRED BY OUR CONSTANT PRESSURE 535 00:29:08,262 --> 00:29:09,762 TO THIS RAM, 536 00:29:09,764 --> 00:29:11,897 WHICH IS GONNA EXERT A LARGE FORCE 537 00:29:11,899 --> 00:29:13,732 OVER A SMALL DISTANCE, 538 00:29:13,734 --> 00:29:15,634 AND THE FORCE SHOULD BE SUFFICIENT 539 00:29:15,636 --> 00:29:17,202 TO BREAK THIS BRICK. 540 00:29:20,441 --> 00:29:22,875 AAH! 541 00:29:22,877 --> 00:29:24,476 WOW, THAT WAS SURPRISINGLY EASY. 542 00:29:24,478 --> 00:29:29,448 TOOK ME JUST A COUPLE OF STROKES OF THIS TO EXERT SO MUCH FORCE 543 00:29:29,450 --> 00:29:31,350 THAT THE BRICKS LITERALLY SHATTERED. 544 00:29:31,352 --> 00:29:32,685 BRAMAH'S HYDRAULIC PRESS 545 00:29:32,687 --> 00:29:34,953 WAS SO SUCCESSFUL THAT THE SAME PRINCIPLE 546 00:29:34,955 --> 00:29:37,923 IS USED IN ALMOST EVERY MODERN HYDRAULIC SYSTEM. 547 00:29:37,925 --> 00:29:40,059 IT WAS A BRILLIANT PIECE OF ENGINEERING. 548 00:29:40,061 --> 00:29:41,927 Dr. Sheehy: AAH! 549 00:29:51,605 --> 00:29:54,573 Narrator: FACED WITH EXTREME DRIFTING SNOW, 550 00:29:54,575 --> 00:29:57,476 BRITISH ANTARCTIC SURVEY ENGINEER CHRIS MARTIN 551 00:29:57,478 --> 00:29:59,778 CAN DRAW ON BRAMAH'S HYDRAULIC INNOVATION 552 00:29:59,780 --> 00:30:03,215 TO KEEP THE 1,100-TON HALLEY VI ABOVE GROUND. 553 00:30:04,685 --> 00:30:07,519 Martin: WE HAVE THIS FABULOUS STATION, WHICH IS SUPPORTED ON 554 00:30:07,521 --> 00:30:11,423 THE 34 COMPUTER-CONTROLLED HYDRAULIC LEGS. 555 00:30:11,425 --> 00:30:13,158 Narrator: EACH TELESCOPIC LEG 556 00:30:13,160 --> 00:30:15,394 IS MADE UP OF TWO 18-INCH CYLINDERS 557 00:30:15,396 --> 00:30:18,097 CLEVERLY CONTROLLED FROM WITHIN THE SPACE FRAME. 558 00:30:19,567 --> 00:30:22,935 WE HAVE THIS BLUE HYDRAULIC RAM, 559 00:30:22,937 --> 00:30:25,170 AND THAT ALLOWS THE TWO CYLINDERS 560 00:30:25,172 --> 00:30:28,407 TO MOVE APART AND, IN DOING SO, 561 00:30:28,409 --> 00:30:31,510 ALLOWS THE BUILDING'S LEGS TO BE RAISED. 562 00:30:31,512 --> 00:30:33,779 Narrator: EVERY YEAR WHEN THE WINTER STORMS ROLL IN, 563 00:30:33,781 --> 00:30:38,183 THE EIGHT MODULES GO THROUGH A METAMORPHOSIS. 564 00:30:38,185 --> 00:30:40,552 EXTENDING LEG ONE. 565 00:30:40,554 --> 00:30:43,655 Martin: WE SIMPLY START AT ONE END OF THE PLATFORM, 566 00:30:43,657 --> 00:30:46,492 AND WE LIFT UP EACH LEG INDIVIDUALLY, 567 00:30:46,494 --> 00:30:49,194 AND WE PACK SNOW UNDERNEATH IT. 568 00:30:49,196 --> 00:30:51,730 Narrator: EACH LIFT RAISES THE LEG 5 FEET 569 00:30:51,732 --> 00:30:53,265 TO THE SUPERSTRUCTURE'S COLLAR. 570 00:30:53,267 --> 00:30:56,769 ONCE THE ENTIRE 650-FOOT-LONG STATION 571 00:30:56,771 --> 00:30:58,771 REACHES THIS BACK-FILLED LEVEL, 572 00:30:58,773 --> 00:31:01,473 HALLEY VI CAN THEN BE LIFTED ONCE MORE, 573 00:31:01,475 --> 00:31:05,577 CONTINUALLY STEPPING OVER THE RISING WINTER SNOW. 574 00:31:05,579 --> 00:31:09,148 Martin: WE CAN ACTUALLY CHECK INCLINATION, 575 00:31:09,150 --> 00:31:10,649 WE CAN SPOT MOVEMENT, 576 00:31:10,651 --> 00:31:13,185 AND WE CAN ADVISE THE GUYS ON THE GROUND 577 00:31:13,187 --> 00:31:15,888 IF ANYTHING NEEDS TO BE DONE TO ACCOMMODATE MOVEMENT 578 00:31:15,890 --> 00:31:18,390 IN THE SNOW. 579 00:31:23,631 --> 00:31:25,898 Narrator: THIS CREATIVE SOLUTION HAS CONQUERED ONE 580 00:31:25,900 --> 00:31:29,067 OF ANTARCTICA'S HARSHEST METEOROLOGICAL CHALLENGES. 581 00:31:29,069 --> 00:31:31,637 BUT ANOTHER HUGE HURDLE REMAINS, 582 00:31:31,639 --> 00:31:34,640 AND HALLEY VI'S ENGINEERS MUST CALL ON ANOTHER 583 00:31:34,642 --> 00:31:36,642 OF HISTORY'S GREAT INNOVATORS... 584 00:31:36,644 --> 00:31:39,745 THIS IS INCREDIBLE! 585 00:31:39,747 --> 00:31:41,380 WHAT A MACHINE! 586 00:31:41,382 --> 00:31:44,149 ...TO PRODUCE MORE IMPOSSIBLE ENGINEERING. 587 00:31:59,800 --> 00:32:02,601 Narrator: HALLEY VI, ANTARCTICA -- 588 00:32:02,603 --> 00:32:06,505 SITUATED THOUSANDS OF MILES FROM CIVILIZATION, 589 00:32:06,507 --> 00:32:07,839 THIS RESEARCH STATION CAN 590 00:32:07,841 --> 00:32:10,609 WITHSTAND EARTH'S MOST EXTREME CONDITIONS, 591 00:32:10,611 --> 00:32:12,677 ALLOWING THE BRITISH ANTARCTIC SURVEY 592 00:32:12,679 --> 00:32:15,881 TO CARRY OUT VITAL RESEARCH. 593 00:32:15,883 --> 00:32:18,817 WE'VE BEEN COLLECTING DATA IN THIS AREA FOR OVER 60 YEARS, 594 00:32:18,819 --> 00:32:20,318 SO WE NEED TO BE ABLE TO HOUSE 595 00:32:20,320 --> 00:32:23,054 THE SCIENTISTS IN SAFETY AND COMFORT. 596 00:32:23,056 --> 00:32:25,257 Narrator: HOWEVER, HALLEY VI MUST FACE 597 00:32:25,259 --> 00:32:27,926 ANOTHER DEVASTATING FORCE OF NATURE. 598 00:32:27,928 --> 00:32:30,095 ITS LOCATION, THE BRUNT ICE SHELF, 599 00:32:30,097 --> 00:32:33,865 IS CONSTANTLY MOVING AND COMPLETELY UNPREDICTABLE. 600 00:32:35,602 --> 00:32:38,803 THE STRESSES IN THE ICE SHELF HAVE OPENED UP A CREVASSE 601 00:32:38,805 --> 00:32:42,240 THAT WE CALL CHASM I. 602 00:32:42,242 --> 00:32:47,045 THIS CHASM I HAS STARTED TO GROW IN THE DIRECTION 603 00:32:47,047 --> 00:32:51,049 OF OUR HALLEY VI RESEARCH STATION. 604 00:32:54,354 --> 00:32:58,590 IF WE LEAVE THE STATION WHERE IT IS AT THE MOMENT, 605 00:32:58,592 --> 00:33:00,792 THEN IT MIGHT MEAN THAT HALLEY VI 606 00:33:00,794 --> 00:33:03,128 WILL BE ON AN ICEBERG. 607 00:33:06,533 --> 00:33:09,201 Narrator: TO AVOID FLOATING OFF INTO THE SOUTHERN OCEAN, 608 00:33:09,203 --> 00:33:12,437 HALLEY VI MUST BE ABLE TO RELOCATE. 609 00:33:12,439 --> 00:33:14,773 BUT HOW DO YOU MOVE AN 1,100-TON, 610 00:33:14,775 --> 00:33:18,310 650-FOOT-LONG GIANT? 611 00:33:18,312 --> 00:33:20,645 ACHIEVING THIS WOULD HAVE BEEN IMPOSSIBLE 612 00:33:20,647 --> 00:33:23,615 WITHOUT THE ENGINEERING BREAKTHROUGHS OF THE PAST. 613 00:33:35,529 --> 00:33:39,164 MECHANICAL ENGINEER DANIEL DICKRELL IS IN FLORIDA 614 00:33:39,166 --> 00:33:42,834 TO UNLEASH A TRULY MIND-BLOWING FEAT OF ENGINEERING. 615 00:34:01,622 --> 00:34:04,689 REACHING AN ASTONISHING 55 MILES PER HOUR, 616 00:34:04,691 --> 00:34:07,259 THE HELLCAT'S TOP SPEED AND MANEUVERABILITY 617 00:34:07,261 --> 00:34:10,095 EARNED IT A LEGENDARY STATUS ON THE BATTLEFIELD. 618 00:34:14,601 --> 00:34:18,370 IT'S DRIVEN BY A 16-LITER GASOLINE-POWERED RADIAL ENGINE 619 00:34:18,372 --> 00:34:21,206 PUTTING OUT 450 HORSEPOWER. 620 00:34:21,208 --> 00:34:22,874 NOW, THE SECRET TO THE HELLCAT'S SUCCESS 621 00:34:22,876 --> 00:34:24,976 IS NOT THAT HORSEPOWER ITSELF -- 622 00:34:24,978 --> 00:34:27,345 IT'S HOW THAT HORSEPOWER GETS FROM THE ENGINE 623 00:34:27,347 --> 00:34:30,882 TO THOSE TRACKS. 624 00:34:30,884 --> 00:34:32,817 Narrator: THIS IS POSSIBLE 625 00:34:32,819 --> 00:34:36,254 THROUGH THE HELLCAT'S INNOVATIVE TRANSMISSION. 626 00:34:36,256 --> 00:34:38,056 UP TO THE LATE 1930s, 627 00:34:38,058 --> 00:34:39,924 ARMORED VEHICLES LIKE THE SHERMAN 628 00:34:39,926 --> 00:34:42,327 USED STANDARD MANUAL TRANSMISSION 629 00:34:42,329 --> 00:34:45,163 SIMILAR TO YOUR EVERYDAY CAR TO TRANSFER 630 00:34:45,165 --> 00:34:48,500 THE ENGINE'S POWER TO ITS TRACKS. 631 00:34:48,502 --> 00:34:51,670 MANUAL TRANSMISSIONS RELY ON MOVING MECHANICAL POWER 632 00:34:51,672 --> 00:34:53,538 FROM THE ENGINE TO THE TRANSMISSION 633 00:34:53,540 --> 00:34:55,874 THROUGH A SERIES OF INTERLOCKING METAL GEARS. 634 00:34:55,876 --> 00:34:58,476 YOU GET THAT WRONG, AND YOU HAVE A HORRIBLE GRINDING NOISE 635 00:34:58,478 --> 00:34:59,711 THAT WE ALL CAN RECOGNIZE. 636 00:35:07,254 --> 00:35:10,488 Narrator: BUT IN 1939, A TEAM AT GENERAL MOTORS, 637 00:35:10,490 --> 00:35:13,158 INCLUDING YOUNG ENGINEER OLIVER KELLEY, 638 00:35:13,160 --> 00:35:17,095 DEVELOPED A MORE EFFICIENT SOLUTION FOR THE AUTOMOBILE. 639 00:35:17,097 --> 00:35:18,797 UNLIKE MANUAL TRANSMISSION, 640 00:35:18,799 --> 00:35:20,432 THE HYDRAMATIC TRANSFERRED 641 00:35:20,434 --> 00:35:23,735 AN ENGINE'S POWER AUTOMATICALLY THROUGH A FLUID 642 00:35:23,737 --> 00:35:27,205 VIA TWO FAN-LIKE COMPONENTS IN A SEALED UNIT. 643 00:35:27,207 --> 00:35:30,408 AND IT WORKS LIKE THIS... 644 00:35:30,410 --> 00:35:31,910 WE HAVE TWO FANS. 645 00:35:31,912 --> 00:35:33,745 ONE WE'RE GONNA CALL THE IMPELLER, 646 00:35:33,747 --> 00:35:35,613 ONE WE'RE GONNA CALL THE TURBINE. 647 00:35:35,615 --> 00:35:37,549 THE IMPELLER'S CONNECTED TO THE ENGINE SIDE, 648 00:35:37,551 --> 00:35:40,585 SO WHAT THAT MEANS IS WE HAVE ALWAYS HAVE 649 00:35:40,587 --> 00:35:42,087 OUR IMPELLER SIDE MOVING. 650 00:35:42,089 --> 00:35:44,322 Narrator: THE SECOND FAN REPRESENTS THE TURBINE, 651 00:35:44,324 --> 00:35:46,191 WHICH DRIVES A VEHICLE'S WHEELS. 652 00:35:46,193 --> 00:35:48,059 IT HAS NO DIRECT POWER SOURCE 653 00:35:48,061 --> 00:35:51,596 AND TAKES ITS ENERGY DIRECTLY FROM THE IMPELLER'S FLOW. 654 00:35:51,598 --> 00:35:52,831 IT'S NOT MOVING, ALL RIGHT? 655 00:35:52,833 --> 00:35:54,432 SO, LET'S SAY I WANT TO PULL AWAY. 656 00:35:54,434 --> 00:35:56,067 I TAKE MY FOOT OFF THE BRAKE. 657 00:35:56,069 --> 00:35:59,404 WE NOTICE THE TURBINE SLOWLY BEGINS TO TURN. 658 00:36:01,908 --> 00:36:03,341 Narrator: DURING WORLD WAR II, 659 00:36:03,343 --> 00:36:06,344 KELLEY APPLIED HIS EXPERTISE TO ARMORED VEHICLES, 660 00:36:06,346 --> 00:36:09,114 BUT SOON REALIZED A TRANSMISSION POWER DELAY 661 00:36:09,116 --> 00:36:13,618 COULD PREVENT THE HELLCAT FROM GETTING A FAST START. 662 00:36:13,620 --> 00:36:15,387 Dickrell: THE SLOW START WAS GONNA BE A PROBLEM. 663 00:36:15,389 --> 00:36:17,856 WHEN YOU'RE TRYING TO MOVE A LARGE TANK ON A BATTLEFIELD, 664 00:36:17,858 --> 00:36:19,157 IT COULD BE POTENTIALLY FATAL. 665 00:36:23,029 --> 00:36:24,396 Narrator: SO KELLEY'S TEAM 666 00:36:24,398 --> 00:36:26,398 COMPLEMENTED THEIR AUTO TRANSMISSION 667 00:36:26,400 --> 00:36:28,032 WITH ANOTHER PIECE OF ENGINEERING 668 00:36:28,034 --> 00:36:32,570 TO CREATE WHAT'S CALLED A TORQUE CONVERTER. 669 00:36:32,572 --> 00:36:35,573 INSIDE THE HELLCAT, TOOTHED STATERS ARE POSITIONED 670 00:36:35,575 --> 00:36:37,742 IN THE MIDDLE OF THE FLUID COUPLING, 671 00:36:37,744 --> 00:36:40,478 REDIRECTING THE OIL FLOW FROM THE IMPELLER, 672 00:36:40,480 --> 00:36:44,349 INCREASING TORQUE AND ALLOWING THE TURBINE DRIVING THE WHEELS 673 00:36:44,351 --> 00:36:47,018 TO GET TO SPEED ALMOST INSTANTANEOUSLY, 674 00:36:47,020 --> 00:36:50,622 CREATING AN EXPLOSIVE STANDING START. 675 00:36:50,624 --> 00:36:52,157 YOU CAN SEE JUST WHAT A DIFFERENCE IT MAKES 676 00:36:52,159 --> 00:36:53,458 WHEN WE RUN THE HELLCAT AGAINST 677 00:36:53,460 --> 00:36:55,994 ONE OF THE MOST SUCCESSFUL VEHICLES 678 00:36:55,996 --> 00:36:57,796 OF WORLD WAR II, THE JEEP. 679 00:36:59,933 --> 00:37:02,500 Narrator: DANIEL IS RE-CREATING AN ACTUAL CHALLENGE 680 00:37:02,502 --> 00:37:04,769 CARRIED OUT DURING THE 1940s, 681 00:37:04,771 --> 00:37:07,972 ONE THAT IS ALMOST IMPOSSIBLE TO BELIEVE -- 682 00:37:07,974 --> 00:37:10,341 A RACE BETWEEN A 20-TON HELLCAT 683 00:37:10,343 --> 00:37:12,977 AND THE NIMBLE, LIGHTWEIGHT 4x4. 684 00:37:12,979 --> 00:37:15,280 [ ENGINE STARTS ] 685 00:37:15,282 --> 00:37:18,650 FIRST UP IN THIS BATTLE OF TRANSMISSIONS, 686 00:37:18,652 --> 00:37:22,020 THE MANUALLY OPERATED JEEP IS TIMED FROM A STANDING START 687 00:37:22,022 --> 00:37:24,155 AT A 300-FOOT DISTANCE. 688 00:37:25,525 --> 00:37:26,958 GO! 689 00:37:32,699 --> 00:37:34,766 OKAY, 17 SECONDS -- NOT TOO BAD. 690 00:37:34,768 --> 00:37:36,901 BUT REMEMBER, HE'S GOT MECHANICAL GEAR CHAINS, 691 00:37:36,903 --> 00:37:38,136 A MANUAL TRANSMISSION -- 692 00:37:38,138 --> 00:37:40,638 LOTS OF THINGS THAT COULD HAVE GONE WRONG. 693 00:37:40,640 --> 00:37:44,642 Narrator: THE HELLCAT IS 18 TIMES HEAVIER THAN THE JEEP. 694 00:37:44,644 --> 00:37:46,945 Dickrell: HELLCAT, ARE YOU READY? 695 00:37:46,947 --> 00:37:48,646 Man: WE ARE READY, OVER. 696 00:37:48,648 --> 00:37:50,081 Narrator: BUT IT'S EQUIPPED WITH KELLEY'S 697 00:37:50,083 --> 00:37:52,784 GROUNDBREAKING AUTO TECHNOLOGY. 698 00:37:52,786 --> 00:37:54,419 GO! 699 00:38:02,295 --> 00:38:05,363 WOW, THAT WAS INCREDIBLE -- 15.9! 700 00:38:05,365 --> 00:38:08,600 WHOO-HOO-HOO! 701 00:38:08,602 --> 00:38:11,236 THE HELLCAT ACTUALLY IS FASTER FROM A STANDING START. 702 00:38:19,746 --> 00:38:22,247 Narrator: BUILDING A TORQUE CONVERTER FOR A 20-TON TANK 703 00:38:22,249 --> 00:38:24,415 IS ONE THING, BUT ADAPTING IT 704 00:38:24,417 --> 00:38:26,351 TO MOVE AN 1,100-TON ICE BASE 705 00:38:26,353 --> 00:38:29,320 THROUGH PLANET EARTH'S HARSHEST ENVIRONMENT 706 00:38:29,322 --> 00:38:30,955 IS ANOTHER. 707 00:38:30,957 --> 00:38:32,290 THE GUYS ARE PROBABLY WONDERING 708 00:38:32,292 --> 00:38:33,758 WHAT THEY'VE LET THEMSELVES IN FOR. 709 00:38:33,760 --> 00:38:37,195 Narrator: TO AVOID CHASM I, THE ENGINEERS FOR HALLEY VI 710 00:38:37,197 --> 00:38:40,098 MUST ADAPT THIS GROUNDBREAKING TECHNOLOGY 711 00:38:40,100 --> 00:38:42,934 TO MAKE THE IMPOSSIBLE POSSIBLE. 712 00:38:54,234 --> 00:38:56,501 Narrator: THE HALLEY VI RESEARCH STATION -- 713 00:38:56,503 --> 00:38:59,303 SITUATED IN THE HARSH WILDS OF ANTARCTICA, 714 00:38:59,305 --> 00:39:01,873 THIS GROUNDBREAKING BASE IS THE WORLD'S FIRST 715 00:39:01,875 --> 00:39:04,242 RELOCATABLE RESEARCH FACILITY. 716 00:39:06,312 --> 00:39:08,146 BUT AS THE CHASM I CREVASSE 717 00:39:08,148 --> 00:39:10,581 CREEPS DANGEROUSLY TOWARDS HALLEY VI, 718 00:39:10,583 --> 00:39:12,583 STRUCTURAL ADVISER BEN ROWE 719 00:39:12,585 --> 00:39:15,620 AND HIS TEAM MUST USE TORQUE CONVERTERS DEVELOPED 720 00:39:15,622 --> 00:39:18,523 IN THE 1930s TO SHIFT THEIR STRUCTURE, 721 00:39:18,525 --> 00:39:22,260 WHICH IS AROUND SIX TIMES THE WEIGHT OF THE HELLCAT. 722 00:39:22,262 --> 00:39:26,197 WE ARE RELOCATING HALLEY VI 23 KILOMETERS 723 00:39:26,199 --> 00:39:28,933 FURTHER UP THE ICE SHELF. 724 00:39:28,935 --> 00:39:30,268 IT MEANS THAT WE'RE MOVING OVER 725 00:39:30,270 --> 00:39:34,038 1,000 TONS OF BUILDING HERE. 726 00:39:34,040 --> 00:39:37,508 IT'S QUITE A BIG ENGINEERING TASK. 727 00:39:37,510 --> 00:39:40,011 THE CONCEPT IS THAT THE STATION IS MODULAR, 728 00:39:40,013 --> 00:39:41,312 SO IT BREAKS DOWN INTO EIGHT 729 00:39:41,314 --> 00:39:44,882 DIFFERENT MODULES INDIVIDUALLY TOWED. 730 00:39:44,884 --> 00:39:46,918 Narrator: TO BREAK THIS CENTRAL MODULE, DUBBED 731 00:39:46,920 --> 00:39:49,120 "BIG RED," FROM THE ICE... 732 00:39:49,122 --> 00:39:50,521 Man: WE'RE NOT READY IN HERE. 733 00:39:50,523 --> 00:39:55,226 ...REQUIRES A STAGGERING 66 TONS OF START-UP FORCE. 734 00:39:55,228 --> 00:39:57,461 THREE, TWO, ONE, ENGAGE. 735 00:40:03,436 --> 00:40:06,003 A FLEET OF BULLDOZERS AND TRACTORS EQUIPPED 736 00:40:06,005 --> 00:40:09,440 WITH TORQUE CONVERTERS GENERATING 1,000 HORSEPOWER 737 00:40:09,442 --> 00:40:11,576 TAKE ON THIS MAMMOTH TASK. 738 00:40:16,049 --> 00:40:19,483 THIS SUBSTANTIAL PULLING POWER IS ONLY POSSIBLE 739 00:40:19,485 --> 00:40:22,753 BECAUSE OF ANOTHER CLEVER PIECE OF ENGINEERING. 740 00:40:22,755 --> 00:40:26,457 Rowe: THE SKIS ARE MADE FROM STEELWORK, 741 00:40:26,459 --> 00:40:28,559 ABOUT FOUR METERS BY ONE METER WIDE, 742 00:40:28,561 --> 00:40:33,231 AND THE BOTTOM OF EACH SKI HAS A PLASTIC-LIKE SHEETING, 743 00:40:33,233 --> 00:40:36,400 WHICH ACTUALLY HELPS WITH THE SLIP RESISTANCE. 744 00:40:36,402 --> 00:40:38,069 Narrator: THE COMBINATION OF BRUTE FORCE 745 00:40:38,071 --> 00:40:40,438 AND CUTTING-EDGE SOLUTIONS COMPLETE HALLEY VI'S 746 00:40:40,440 --> 00:40:44,508 SEEMINGLY IMPOSSIBLE MOVE IN JUST 75 DAYS. 747 00:40:52,552 --> 00:40:55,753 THIS INCONCEIVABLE STRUCTURAL MASTERPIECE 748 00:40:55,755 --> 00:40:58,623 WAS CREATED IN FOUR YEARS. 749 00:40:58,625 --> 00:41:00,825 COMPLETED IN 2012, 750 00:41:00,827 --> 00:41:03,127 GENIUS-LEVEL DESIGN AND ENGINEERING 751 00:41:03,129 --> 00:41:04,629 CONTINUED TO KEEP THE WORLD'S 752 00:41:04,631 --> 00:41:07,565 MOST INHOSPITABLE CONDITIONS AT BAY. 753 00:41:07,567 --> 00:41:09,734 ON A DAY LIKE THIS, THE GUYS WHO'VE JUST COME DOWN 754 00:41:09,736 --> 00:41:11,802 TO FACE THE NEXT WINTER'S CHALLENGES 755 00:41:11,804 --> 00:41:14,138 WILL BE WONDERING WHAT THEY'VE LET THEMSELVES IN FOR. 756 00:41:14,140 --> 00:41:17,908 HOWEVER, WE HAVE THESE VERY CLEVER MODULES TO HALLEY VI. 757 00:41:20,280 --> 00:41:23,347 Narrator: BY LEARNING FROM THE PIONEERS OF THE PAST... 758 00:41:23,349 --> 00:41:24,548 OH! 759 00:41:24,550 --> 00:41:26,050 Narrator: ...ADAPTING AND MAKING INNOVATIONS 760 00:41:26,052 --> 00:41:27,551 OF THEIR OWN, 761 00:41:27,553 --> 00:41:30,588 ENGINEERS HAVE SET A NEW MILESTONE. 762 00:41:30,590 --> 00:41:35,926 THEY HAVE SUCCEEDED IN MAKING THE IMPOSSIBLE POSSIBLE. 763 00:41:39,499 --> 00:41:45,169 I THINK THE HALLEY THAT WE HAVE NOW IS INCREDIBLY IMPRESSIVE, 764 00:41:47,640 --> 00:41:50,574 Walkup: AND IF YOU ARE LUCKY ENOUGH TO SPEND A WINTER HERE, 765 00:41:50,576 --> 00:41:52,510 AND YOU GET TO SEE THE SILHOUETTES -- 766 00:41:52,512 --> 00:41:54,312 THE MODULES AGAINST THE SOUTHERN LIGHTS -- 767 00:41:54,314 --> 00:41:56,247 THAT'S A REALLY SPECIAL EXPERIENCE. 768 00:41:56,297 --> 00:42:00,847 Repair and Synchronization by Easy Subtitles Synchronizer 1.0.0.0 59980

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