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8/7/2019 World Trade Center I Project
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Ross DuckewitzJordan Ho
Andrew Lowe
8/7/2019 World Trade Center I Project
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Backg r I f rm a tiayou t of th Ev t
Before tt ack
Duri g tt ackAft e r Att ack
Aft e rma thCon spiracy Theo rie s
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1940 s-1950 s, Mi town Man ha tt an wa s th e cen te r f or econo mic grow th i n NYC
owe r Man ha tt an le ft ou t; Davi ocke fe lle rsugge st ed to Port Auth orit y to build WTC in
owe r Man ha tt an
New York and New Je rsey had to appr ove ;NJ: obe rt B. Meyne r obj ec ted to New York $335 million projec tEnd of 1961 , st a le ma te ; Port Auth orit y offe red to take ove r ud son and Man ha tt an
a ilroadMove WTC to ud son Te rmina l forcon ven ience ; t ak ing ove r r a ilroad and moving loca ti on , NJ ag reed
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Mino ru Yamasak i: l ead a rchit ec t with Em e ry othand Son s as assoc ia te a rchit ec tsTwin towe rs 8 0 st orie s t a ll; r equ ire men t t o build 10 million squa re fee t ( 9 30 , 000 m squa red) so we re 110 st orie s t a llEle va tor iss ue ; s ky lobbie s on 44 th and 78th floo rs
Swit ch fr om la rge -ca pac ity ex pre ss e leva tor t o loca l e le va tors th a t go to d iffe ren t s ec ti on s;reduced requ ired e leva tor sh a ftsTube frame de sign using st ee l co re and pe rime te r co lumns with spr ayed -on fire re sist an t
ma te ria light we ight str uc ture th a t wou ld sway more in re spon se to th e wind ; vis coe lasti c da mpe rs t o absorb s ome sway due to peo ple ex pe rienc ing d izzine ss in ex pe rimen ts
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Before 9 -11 , th e re wa s one fire in 19 7511 th floo r se t on fire ; 9 th and 14 th we re burned with th e ign iti on of t e le phone ca ble sth a t r an be tween floo rs
Fire proo fing protec ted th e st ee l fr omme lti ng and no str uc tura l da mageAt th e tim e , th e re we re no sprink le rs
amzi You se f: a tt e mpt ed with 6 80 kg of
ex plosive s t o de str oy North Towe r
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8/7/2019 World Trade Center I Project
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No e me rgency lighti ng , 6 dead and 50 , 000 ga sping for a irFled to Pak ist an and wa s ex tr ad ited back to th e USAir cond iti on ing broken , l oss of fl oo r sl abs(pr ovided la te ra l support f or th e build ing) ,floo rs r e pa ired to re store str uc tura l support
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Boe ing 76 7 j e tli ne rs fr om Boston s ogan Inte rna ti ona l AirportFlight 11 crashed 440 mile s pe r h ou r b e tween 9 3rd and 99 th floo rs a t 8: 46 am
ollow na ture of str uc ture s le t j e t f ue lspread into th e towe rs, i gn iti ng se ve ra l la rge fire sCon ten ts of b uildings burned for h ou r and a ha lf
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H ea vy high-ris e con str uc ti on may have pre ven ted suc h la rge fires and cen tr a lpositi on ingDebris and fue l may have re ma ined more ou tsi de buildings; m ay have st ood longe rColumns weakened and floo rs sagged ;co llapsed inwa rds
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The officia l recoun t of th e str uc tura l da mage and subsequen t co llapse :
A plane crash cau sed a fire of abou t 8 00 deg ree sCe lsiusThe hea t of th e flame s weakened th e str uc tura l st ee lof th e floo rs nea r th e impac t sit e cau sing th e supportbea ms t o be slow ly crushe s by th e we ight of th e floo rsaboveThe buck ling of b ea ms cau sed th e ou te r wa lls t o co llapse inwa rd , tr an sfe rring th e ir force to th e floo rWhich subsequen tl y co llapsed cau sing a cha in reac tion.
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Argumen ts th a t h ave been ra ised :If th e hea t of th e fire wa s indeed 800 deg ree s Ce lsius th en th e stee l inside th e building shou ld have been glow ing a che rry-redThe co re of th e build ing , as shown by photographs, is f a rfrom che rry red , i n fac t it is m ostl y black
This pi cture a lso shows wha t appea rs t o be a living human in th e hole le ft b y th e plane. No human cou ld survive an 800 deg ree infe rno.According to th e ATime s, office wo rke rs fr om th e floo rsabove th e crash sit e managed to e sca pe , de spit e th e cla imsth a t th e infe rno cove red th e en tir e floo r in a ma tt e r of
second s.If th e floo rs did indeed fa ll one on top of eac h oth e r, wha thappened to th e cen tr a l co lumns? One wou ld ex pec t t o see a t l ea st s ome sign ifican t amoun t of co lumn le ft st and ing amid th e rubble , b ut a ll of th e remnan ts of co lumns we re ve ry short and nea r t o th e ground.
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The a tt ack s on th e World Trade Cen tr e we re th e impe tus for th e U. S.As invasion of Iraq and Afghan ist an.Air tr affic secu rit y wa s a lso inc rea sed , p a rti cu larly in th e U. S. in an a tt empt t o th wa rt s ubsequen t a tt ack s.
Most of th e wo rld ra llied around th e U.S. , and Th e NATO counc il dec lared th a t th e a tt ack s on th e United Sta tes we re con side red an a tt ack on a ll NATOna tion sIraq wa s not pro-Ame rican , iss uing an immed ia te
officia l st a temen t th a t th e Ame rican cow boys are rea ping th e fruit of th e ir crimes aga inst h uman ity.
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Thou sand s fled Afghan ist an and Pak ist an in fea r of an Ame rican e ta lia tion.The co llapse of th e Fr eedo m Towe r (WTC 1 ) killed many peo ple , b ut it affec ted even more : children we re le ft with ou t one or b oth p aren ts, wives we re widowed , and muc h m ore.The inc iden t a lso sparked a spike in H a te crimesaga inst Midd le -East e rne rs, as we ll as Sikh m a leswea ring turban s and anyone mi dd le -ea st e rn-look ing.
The tr ade cen te rs co llapse a lso had an e ffec t of th e hea lth of fir e fight e rs, r escue wo rke rs, and anyone nea rby becau se of th e large amoun t of t oxic du st and ca rcinogen s thr own up b y th e co llapsing buildings.
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Some nay saye rs b e lieve th a t th e 9 -11 a tt ack swe re no t t e rrorist a tt ack s by Iraq i of Afghan ipeo ple , b ut i n fac t we re planned and execu ted by th e Ame rican Gove rnmen t .You may be thi nk ing this is ri d icu lou s: why wou ld th e gove rnmen t de str oy build ings and kill hund red s of its own peo ple?Con spiracy th eo rists and nay saye rs h ave a nu mbe r of d iffe ren t r e spon se s, b ut th e mostco mmon an swe r is t o justif y th e invasion ofIraq and Afghan ist an in orde r t o ex pand midd le -ea ste rn do minance and ga in con tr olof th e resou rce s, espec ia lly oil.
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Part of some of th e con spiracy th eo ries is th e be lie fth a t th e World Trade Cen te r t owe rs and building 7we re no t de str oyed becau se of th e plane crash, b utwe re due to con tr olled de moliti on.
The remnan ts of th e cen te r co lumns of th e twin towe rs we re me lted a t an ang le nea rly iden tica l t o th e ang le which pr ofe ssiona l de molishe rs use when de molishing large buildings.The mode of co llapse of b uilding 7, th e classic dipin th e midd le and subsequen t co llapse with v e ry littl e da mage to surround ing buildings look sre marka bly similar t o con tr olled de moliti on s ofoth e r suc h b uildings.The du st sh own in video s flying off of th e towe rs iscon sisten t with th e du st th a t wou ld be given off b y a The rmit e reac tion , th e incend ia ry which is oft en used in con tr olled de moliti on s.