白庙大桥架桥机拆除方案点(2).doc
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1、白庙大桥架桥机拆除施工方案 重庆桥梁工程有限责任公司Chongqing Bridge Engineering Co., Ltd.罗文白庙大桥项目经理部LuowenBaimiao Bridge Project Department2011年10月05日5th October 2011目 录Table of Content一、编制依据 Compilation Basis二、工程概况 Project Overview三、施工准备 Construction Preparations四、架桥机拆除施工 Dismantle of Beam Setter五、HES管理措施 HES Management Me
2、asures六、环境保护措施 Environment Protection Measure七、拆除工作安全技术保证措施 Safety Measure 一、编制依据Compilation Basis1、川东北高含硫气田万源区块气田工程道路、桥梁工程(桥梁工程)施工图纸。1. Engineering of road and bridge in Wanyuan District of Chuandongbei Gas Field Construction Drawing Design.2、川东北天然气项目罗文镇大桥和白庙大桥设施的施工与安装合同文件。2. Construction and Insta
3、llation for Luowen/Baimiao Bridge Facilities stated in contract of CDB Gas Project.3、国家和交通部颁发相关的设计、施工、验收规范和质量检查评定标准。3. Relevant designs, constructions, acceptance codes and quality inspection assessment standard published by state and the Ministry of Communications.4、根据施工现场实地考察与多年相关工作经验相结合。4. Combin
4、e actual inspection at construction site and many years work experiences.5、梁场施工现场、周边环境、设备资源情况;5. Construction site, surrounding environment and equipment allocation. 6、起重设备安装工程施工验收规范、建筑机械使用安全技术规程。6. Construction Acceptance Code of Lifting Equipment Installation; Technical Regulation of Safe Utilizat
5、ion of Constructional Machinery 二、工程概况Project Overview1、白庙大桥位于万源市罗文镇稻花寺村,横跨后河连接210 国道通往铁山坡。Baimiao Bridge is located at Daohuashi Village Luowen Town ,Wanyuan City,and it stretches across Hou River to connect 210 National Highway to Tieshanpo.2、本桥主线位于直线上,桥梁下部结构采用桩基础(单排架桩、墩)+横系梁+盖梁;群桩基础+承台+重力式U 型桥台;上
6、部结构采用6+20m 的预应力空心板梁。The principle lines of this bridge are at a straight line. Adopt pile foundation (single row of bent pile)+horizontal tie beam+ bent cap for substructure; pile group foundation+ pile cap+ gravity U shaped abutment; Adopt 6*20m pre-stressed hollow slab beam for superstructure.3、白庙
7、大桥架桥机现已完成主臂的拼装,但由于整体拼装完成后不能满足CDB对机械设备的验收要求,要求对已经架设的架桥机全部拆除,并清运出场。Main beam of Baimaio beam setter has been assembled. However, due to failure to satisfy CDBs equipment inspection and acceptance requirement, CDB requests to dismantle the assembled beam setter and demobilize it from site. 4、已拼装的架桥机由贝雷
8、梁片拼装而成,总长约36米,高为3米,宽为3.2米。Assembled beam setter is consisting of multiple pieces of bailey beam. It is approximately 36m in total, 3m high and 3.2m wide. 三、施工准备 Construction Preparations根据现场实际情况和施工技术及工序要求:In accordance with actual condition on site and requirement of construction technology and proc
9、edures:1、白庙大桥架桥机拆除时间计划在:2011年10月6日2011年10月15日,总计工期15天,全部拆除后统一清运出场。Dismantle time of Baimiao beam setter is planned from 6st Oct 2011 to 15th Oct 2011, namely 15 days in total. All components will be removed from site after such beam setter is fully dismantled. 2、在拆除施工作业前一天准备好所需的钢丝绳、卸扣、安全带、扳手等工具,并逐一检
10、查是否合格,如有任何问题应立即更换方能使用。Tools such as steel sling, shackle, body harness, spanner and etc shall be prepared and inspected one day prior to dismantling. In case of any problems, tool will be replaced immediately. 3、人员准备 Manpower Allocation 序号 S/N工 种 Trade人数 Nos备注 Remark1现场施工负责 Site Construction PIC12施工
11、员 Construction Supervisor13安全员 HES Supervisor14起重指挥 Lifting Flagger25司索工26安全检查 Safety Inspector27吊车司机28零星工种4合计 Total154、机械设备准备:名称Description型号 Model单位 Unit数量 Qty状况 Status备注 Remarks轮式吊车 Mobile Crane75t(三一重工SANY)台 Nos1良好 Good轮式吊车 Mobile Crane50t(三一重工SANY)台 Nos1良好 Good 四、架桥机拆除施工 Beam Setter Dismantle 1
12、、 拆除流程:施工准备安全、技术交底场地布置天车轨道拆除整梁吊装拆除支腿拆除行车轨道、枕木拆除集中堆放清运出场Dismantle Process: Preparation safety and technique elaboration site arrangement dismantle track of crown block lifting and dismantling whole beam dismantle outrigger dismantle of crane track and sleeper timber gather and store dismantled compon
13、ents remove from site 2、 架桥机拆除施工:Dismantle of Beam Setter 1)场地布置,吊车站位(具体吊装作业详见吊装方案),准备好一切所需工具。第一次吊车站位如附录一。 Site arrangement and get crane positioned (details of this lifting are indicated in Lifting Plan) and prepare all tools required. The 1st position of crane is shown as Appendix.2)天车轨道拆除,再进行天车轨道
14、铺设的方木拆除,逐一卸下,并在指定区域整齐堆放。Dismantle crown block track and then remove timber padding crown block track one by one and store such timer in designated area orderly. 3)松动连接主梁与支腿、横梁的连接螺栓,把整梁吊装到梁场指定地点,之后再进行主梁的拆除。第二次吊车站位布置图如附录二。Loosen bolts connecting main beam, outrigger and crossbeam. Lift and move whole
15、beam to designated area in fab-yard and then dismantle such main beam. The 2nd position of crane is shown as Appendix. 4) 从桥台上落地的架桥机主梁必须置放在平整的场地上,并用脚手架钢管进行固定.The dismantled main beams of beam setter from abutment should be laid on the flat ground and also be fastened by scaffolding at both sides to
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