Xiamen-Zhanghai Sea-crossing Bridge厦漳跨海大桥

Construction unit建设单位

China Railway Bridge Bureau No. 5 Company, China Communications Second Navigation Bureau, China Communications First Public Service Bureau中铁大桥局五公司、中交二航局、中交一公局

Project Description项目简介

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.

厦漳跨海大桥是海峡西岸高速公路网和综合交通体系的重要组成部分，是福建省“十一五”规划建设的重要交通基础设施，起自拟建的厦门至成都国家高速公路厦门海沧至漳州天宝段的青礁枢纽互通，以桥梁方式跨越厦门湾，经海门岛，止于漳州龙海后宅。厦漳跨海大桥包括北汊北引桥、北汊主桥、北汊南引桥、海门岛立交及收费服务区、南汊桥、海平互通立交等主要工程。

厦漳跨海大桥II标段土建工程由北汊主桥南半桥与北汊部分南引桥两部分组成，起点桩号为K3+080，终点桩号为K6+010，线路总长715+2212.4=2927.4m。其中北汊主桥为该项目的关键控制性工程，桥长1290米，其中主跨780米，能满足3万吨级船舶安全通航，采用双塔双索面五跨连续半漂浮斜拉桥形式，在同类型桥梁中位居全国第六、世界第九。该桥主塔高227米，是目前厦门地区已建、在建工程最高的建筑。Ⅳ标起讫桩号 K9+221～K10+086，主要工程内容为南汊主桥、南汊南引桥，包括钻孔灌注桩、过渡墩、辅助墩、索塔和上构施工（包括组合梁、钢锚梁、斜拉索、支座和后续预埋件等安装）、塔内爬梯制造及安装等；北汊主桥所有斜拉索（含辅助索和阻尼器）、塔梁阻尼器、伸缩装置的制造、安装等。

Supply product供应产品

Squeezing agent,grouting material压浆剂、灌浆料