交通科技
交通科技
교통과기
TRANSPORTATION SCIENCE & TECHNOLOGY
2015年
2期
45-47
,共3页
公路桥%桥梁基础%承台%钢吊箱围堰%整体吊装
公路橋%橋樑基礎%承檯%鋼弔箱圍堰%整體弔裝
공로교%교량기출%승태%강조상위언%정체조장
highway bridge%bridge foundation%caps%steel box cofferdam%integral lifting
南京长江第四大桥北塔墩钢吊箱围堰既是承台施工防水结构，也是桥墩永久防撞设施。文中对其施工环境和结构特点进行了介绍，并通过计算分析，确定了大型吊装设备的选型等，同时对双浮吊整体抬吊施工的相关环节进行了叙述，最终成功完成了钢吊箱围堰整体吊装沉放。
南京長江第四大橋北塔墩鋼弔箱圍堰既是承檯施工防水結構，也是橋墩永久防撞設施。文中對其施工環境和結構特點進行瞭介紹，併通過計算分析，確定瞭大型弔裝設備的選型等，同時對雙浮弔整體抬弔施工的相關環節進行瞭敘述，最終成功完成瞭鋼弔箱圍堰整體弔裝沉放。
남경장강제사대교북탑돈강조상위언기시승태시공방수결구，야시교돈영구방당설시。문중대기시공배경화결구특점진행료개소，병통과계산분석，학정료대형조장설비적선형등，동시대쌍부조정체태조시공적상관배절진행료서술，최종성공완성료강조상위언정체조장침방。
The north tower pier of steel box cofferdam of the fourth Nanjing Yangtze River Bridge is not only caps waterproof structure,but also permanent berthing pier.Its construction environment and structural features were introduced,and the calculation and analysis are performed to determine the selection of heavy lifting equipment,etc.In addition an important part of the relevant double floating crane overall hoisting was described in detail and the steel box cofferdam overall lifting sinking is ultimately successfully completed.
