![Page 1: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/1.jpg)
New Hoover Dam BridgeNew Hoover Dam BridgeBetween Nevada and Arizona Between Nevada and Arizona
![Page 2: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/2.jpg)
Picture Title
Hoover Dam
Click
![Page 3: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/3.jpg)
Picture Title
Hoover Dam
California
Nevada
Click
Click
![Page 4: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/4.jpg)
Picture Title
Hoover DamHoover Dam Bridge
Click
![Page 5: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/5.jpg)
Picture Title
Hoover Dam Bridge
Hoover Dam
Click
Nevada
ArizonaState lineTime zone line
![Page 6: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/6.jpg)
New method to build a reinforced concrete bridge without the
conventional temporary shoring
![Page 7: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/7.jpg)
The suspension cables for temporary support
![Page 8: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/8.jpg)
suspension cable
![Page 9: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/9.jpg)
Reusable metal sliding formwork
High line cable conveyor
![Page 10: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/10.jpg)
Suspension cables temporary support
System
![Page 11: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/11.jpg)
The concrete Arch designed for carrying the temporary and permanent load
![Page 12: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/12.jpg)
![Page 13: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/13.jpg)
![Page 14: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/14.jpg)
Conventional scaffold system, too expensive ! !
![Page 15: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/15.jpg)
Reinforced concrete twin Arch connected by steel struts
Steel strut
![Page 16: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/16.jpg)
![Page 17: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/17.jpg)
![Page 18: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/18.jpg)
![Page 19: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/19.jpg)
![Page 20: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/20.jpg)
Steel Box Girders and concrete roadway deck
![Page 21: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/21.jpg)
Colorado River
![Page 22: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/22.jpg)
![Page 23: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/23.jpg)
![Page 24: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/24.jpg)
![Page 25: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/25.jpg)
![Page 26: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/26.jpg)
![Page 27: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/27.jpg)
![Page 28: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/28.jpg)
![Page 29: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/29.jpg)
Lower twin arch was completed
![Page 30: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/30.jpg)
Cut off the suspension cables, when concrete
up to it’s strength
![Page 31: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/31.jpg)
![Page 32: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/32.jpg)
Reusable metal sliding formwork
for reinforced concrete columns
![Page 33: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/33.jpg)
The upper deck columns, build
on the top of the lower twin arch
![Page 34: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/34.jpg)
Steel Box Girders
![Page 35: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/35.jpg)
![Page 36: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/36.jpg)
Pre-stressed concrete and steel box
composite Girders
![Page 37: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/37.jpg)
![Page 38: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/38.jpg)
Hoover Dam Bridge over Colorado River
![Page 39: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/39.jpg)
Hoover Dam Bypass BridgeOpened Oct. 19, 2010
![Page 40: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/40.jpg)
The center line of Colorado River and Hoover Dam Bridge was State Line of Nevada and Arizona, and also a Time Zone divided line of Pacific and Mountain Time, If drive from west to the east, when you pass the bridge, you will enter Arizona and gain one extra hour. Click
![Page 41: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/41.jpg)
Name of the Bridge• In the beginning called : Hoover Dam Bypass Bridge
now the official name was :
• Mike O’Callaghan – Tillman Killey Memorial Bridge
Mike O'Callaghan – Joined the Marines at sixteen, 1952 he lost part of his left leg in the battle of Korean War, 1971 to 1979 was Governor of Nevada, later he was the Executive Editor at the Las Vegas Sun newspaper, he died on March 5, 2004.
• Tillman Killey – Arizona famous NFL football player, he gave up his well paid job and joined the army, he died by a friendly fire in Afghanistan on April 22, 2004.
Click
![Page 42: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/42.jpg)
Hoover Dam Bridge technical information Designer : T. Y. Lin International ( 林同棪 ) 1988 finished the investigation and environmental report.
The design work start in July 2001 & finish two years later. • Bridge length : 1900 ft ( 580 m ).• Arch span : 1060 ft ( 320 m ).• Bridge width : Four lane highway. • Bridge height : 840 ft ( 263 m ) , 2nd height of U.S.• Bridge away from Hoover Dam : 1600 ft ( 550 m). • Construction began on Feb. 2005 and completion on Oct.2010.• Construction cost : 114 million.• This is the first Concrete-and-steel composite arch bridge built
in United State. • Pedestrian access is provided over the bridge for tourists.
Click
![Page 43: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/43.jpg)
Hoover Dam technical information • Hoover Dam was built after 1930 Great Depression, it was a
project to increased job for American worker.• Type : Concrete gravity - arch dam • Top width : 45 ft ( 14 m), Base width : 660 ft ( 200 m)• Dam height : 726 ft ( 230 m), and 1245 ft (380 m) long• Construction begin at 1931 and finish at 1936 • Total cost : 49 million• Reservoir : 28,537,000 Acre ft (35,200 Kilo cubic meter)• Power annual generation : 4.2 Billion kwh • Worker : Hired 5500 construction workers, Chinese labor was
forbidden by construction contract. • Hoover Dam was a tour spot, every year more than million of
peoples visit there. Click
![Page 44: New Hoover Dam Bridge Between Nevada and Arizona](https://reader036.vdocument.in/reader036/viewer/2022062801/5681431e550346895daf7e1e/html5/thumbnails/44.jpg)
林同棪小傳 (T. Y. Lin) : Nov. 14, 1912 – Nov. 15, 2003
• 林同棪福建省福州人 ,1931 畢業於交通大學分校 , 唐山工學院土木系 , 1933 獲得美國加州大學 University of California, Berkeley 土木碩士學位 .
• 回國後任成榆鉄路 , 橋樑組總工程師 , 後任職於台糖鉄路處處長 .
• 1946 回 UC Berkeley 土木系任教授 , 1976 年退休 .• 1954 在美創立 T.Y. Lin International, 工程顧問公司 . 主
要承接預應力橋樑和大跨度建築等結構計算及設計為主 . • 林同棪對預應力工程 (Pre-stressed and Post-
tensioning Concrete) 有精深的研究 , 他把理論應用到實際的工程上 , 是世界知名的工程專家 , 因而有 ”預應力之父” 之稱 .
• 在 1970 年代 , 先後在台湾 , 香港和中國大陸都設立分公司 .• 1972 被選為中央研究院 , 院士 .• 1986 獲得美國雷根總統之 National medal of Science. • 1996 被選為中國科學院 , 外籍院士 Click