城市立交桥施工组织及管理.doc

第一卷 城市立交桥施工组织及管理
1　城市桥梁施工的特点
　　只有了解城市桥梁的一般施工特点，方可设计出最佳的施工组织方案。因此开工前，必须认真审图和进行现场考察并领会建设单位的意图。通常城市桥梁建设有以下特点：
　　(1) 建设规模大，占地面积大，内容复杂。通常一座立交桥工程包括桥梁(除主桥外，含人行天桥和通道桥)、道路、给排水(给水、雨水和污水)、电力、通讯、燃气、路灯等专业工程，工程量大，且各专业工程的相互制约影响较大，施工中须统筹安排，协调配合。
　　(2) 要充分考虑施工期交通组织安排，尽量避免对交通及行人产生大的影响。通常采用修便道或压缩现
Volume I in the Highway Construction Organization and Management
The characteristics of a city bridge construction
Only by understanding the general construction of the bridge features the city before construction organization design the best program. Therefore, pre-construction, need to carefully scrutinize the plans and conduct site visits and to understand the intention of the construction unit. City Bridge usually have the following characteristics:
(1) large scale, covering an area of great complexity. Usually a bridge overpass projects include (in addition to the main bridge, the pedestrian bridge and the channel with the bridge), roads, water supply and drainage (water supply, rainwater and sewage), electricity, telecommunications, gas, street lamps and other professional engineering, engineering capacity, and the professional engineering constraints influenced each other, the construction to co-ordinate arrangements for coordination.
(2) to fully consider the organization of the construction of traffic to avoid the traffic and pedestrians have a big impact. Repair sidewalks or compression usually is