Xiamen-Zhanghai Sea-crossing Bridge廈漳跨海大(dà)橋

Construction unit建設單位

China Railway Bridge Bureau No. 5 Company, China Communications Second Navigation Bureau, China Communications First Public Service Bureau中(zhōng)鐵大(dà)橋局五公司、中(zhōng)交二航局、中(zhōng)交一(yī)公局

Project Description項目簡介

The Xiamen-Zhanghai Sea-crossing Bridge is an important part of the expressway network and comprehensive transportation system on the west coast of the Taiwan Strait. It is connected to the Qingjiao hub in the Tianbao section of Zhangzhou, crosses Xiamen Bay by bridge, passes through Haimen Island, and ends at Longhai Houzhai in Zhangzhou. The Xiamen-Zhanghai Sea-Crossing Bridge includes major projects such as North Branch North Approach Bridge, North Branch Main Bridge, North Branch South Approach Bridge, Haimen Island Interchange and Toll Service Area, South Branch Bridge, and Haiping Interchange.

The civil engineering of the second section of the Xiamen-Zhanghai Cross-sea Bridge consists of two parts: the southern half bridge of the main bridge in the north branch and the southern approach bridge of the part of the north branch. 2927.4m. Among them, the main bridge of Beichai is the key control project of the project. The bridge is 1290 meters long, of which the main span is 780 meters, which can meet the safe navigation of 30,000-ton ships. , ranking sixth in the country and ninth in the world among bridges of the same type. The main tower of the bridge is 227 meters high, which is the tallest building that has been built and is currently under construction in Xiamen. Ⅳ The starting and ending pile numbers are K9+221~K10+086, and the main project contents are Nancha main bridge and Nancha south approach bridge, including bored piles, transition piers, auxiliary piers, cable towers and superstructure construction (including composite beams, Installation of steel anchor beams, stay cables, supports and subsequent embedded parts), manufacture and installation of ladders in towers, etc.; all stay cables (including auxiliary cables and dampers), tower beam dampers, telescopic Manufacture and installation of equipment.

廈漳跨海大(dà)橋是海峽西岸高速公路網和綜合交通體系的重要組成部分(fēn)，是福建省“十一(yī)五”規劃建設的重要交通基礎設施，起自拟建的廈門至成都國家高速公路廈門海滄至漳州天寶段的青礁樞紐互通，以橋梁方式跨越廈門灣，經海門島，止于漳州龍海後宅。廈漳跨海大(dà)橋包括北(běi)汊北(běi)引橋、北(běi)汊主橋、北(běi)汊南(nán)引橋、海門島立交及收費服務區、南(nán)汊橋、海平互通立交等主要工(gōng)程。

廈漳跨海大(dà)橋II标段土建工(gōng)程由北(běi)汊主橋南(nán)半橋與北(běi)汊部分(fēn)南(nán)引橋兩部分(fēn)組成，起點樁号爲K3+080，終點樁号爲K6+010，線路總長715+2212.4=2927.4m。其中(zhōng)北(běi)汊主橋爲該項目的關鍵控制性工(gōng)程，橋長1290米，其中(zhōng)主跨780米，能滿足3萬噸級船舶安全通航，采用雙塔雙索面五跨連續半漂浮斜拉橋形式，在同類型橋梁中(zhōng)位居全國第六、世界第九。該橋主塔高227米，是目前廈門地區已建、在建工(gōng)程最高的建築。Ⅳ标起訖樁号 K9+221～K10+086，主要工(gōng)程内容爲南(nán)汊主橋、南(nán)汊南(nán)引橋，包括鑽孔灌注樁、過渡墩、輔助墩、索塔和上構施工(gōng)（包括組合梁、鋼錨梁、斜拉索、支座和後續預埋件等安裝）、塔内爬梯制造及安裝等；北(běi)汊主橋所有斜拉索（含輔助索和阻尼器）、塔梁阻尼器、伸縮裝置的制造、安裝等。

Supply product供應産品

Squeezing agent,grouting material壓漿劑、灌漿料