Palau Choj | | Exponent. Thaum lub Cuaj Hlis 26, 1996, 1265-foot ntev, 18-xyoo-laus Koror-Babeldaob Choj tau tsoo sai sai thiab muaj kev puas tsuaj loj. Qhov tsis ua tiav tam sim ntawd tshwm sim thaum lub sijhawm tsaus ntuj, me ntsis nyob rau hauv lub teeb tsheb, uas yog, nyob rau hauv kev ua haujlwm zoo heev.
Dab tsi ua rau tus choj tawg?
The NTSB cited a design flaw as the possible of the vave, noting that a too-thin gusset plate ripped along a line of rivets, and more weight on the choj atlub sijhawm ua rau muaj kev puas tsuaj loj.
Koror babeldaob choj ua thaum twg?
Kev tsim kho tus choj tshiab pib xyoo 1997 thiab tau ua tiav rau lub Kaum Ob Hlis 2001. Tus choj tau muab lub npe hu ua "Japan-Palau Friendship Choj" ntawm nws qhov kev qhib rau lub Ib Hlis 11, 2002.
Tus choj nto moo dab tsi?
Tacoma Narrows Choj tsoo vim cua daj cua dub thaum lub Kaum Ib Hlis 7, 1940. Lub Tacoma Narrows Choj tau tsim hauv Washington thaum xyoo 1930 thiab qhib rau kev khiav tsheb thaum Lub Xya Hli 1, 1940. Nws hla Puget Sound los ntawm Gig Harbor mus rau Tacoma, uas yog 40 mais sab qab teb ntawm Seattle.
Vim li cas tus choj Tacoma tsoo xyoo 1940?
Thacoma Narrows Choj thawj zaug tau qhib rau kev khiav tsheb thaum Lub Xya Hli 1, 1940. Nws lub ntsiab lus tau tawg mus rau hauv Tacoma Narrows plaub lub hlis tom qab lub Kaum Ib Hlis 7, 1940, thaum 11:00 teev sawv ntxov (Pacific sijhawm) raws li ib qho tshwm sim ntawm aeroelastic flutter tshwm sim los ntawm 42 mph (68 km / h) cuaTus choj vau tau cuam tshuam rau kev tshawb fawb thiab engineering.
