地铁车站地下连续墙钢筋笼吊装安全专项施工方案VIP专享VIP免费

中国中铁股份有限公司福州地铁6号线土建2标4工区沙京站地下连续墙钢筋笼吊装安全专项施工方案编制:_______________复核:_______________审批:_______________中铁一局集团有限公司福州地铁6号线土建2标4工区项目部2017年5月10日目录一编制依据.....................................................................................................1二工程概述.....................................................................................................12.1工程概况.............................................................................................12.2地下连续墙钢筋笼概况.....................................................................42.3施工总体筹划.....................................................................................4三钢筋笼吊装施工方案.................................................................................63.1钢筋笼吊装前准备.............................................................................63.2钢筋笼就位、安装（双机抬吊）.....................................................6四钢筋笼吊装验算.........................................................................................84.1设备选用.............................................................................................84.2主臂臂长验算...................................................................................114.3吊点设置验算...................................................................................114.4施工道路地面承载验算...................................................................164.5履带吊稳定性验算...........................................................................194.6起吊扁担验算...................................................................................204.7钢丝绳强度验算...............................................................................224.8吊点验算...........................................................................................234.9吊点焊缝抗剪强度验算...................................................................234.10卸扣验算.........................................................................................244.11双机抬吊验算.................................................................................24五吊装施工技术措施...................................................................................25六吊装施工安全保证措施...........................................................................266.1安全总则...........................................................................................266.2钢筋笼吊装安全措施.......................................................................276.3起重设备安全要求...........................................................................286.4钢丝绳使用安全要求.......................................................................296.5周边环境的安全管理措施...............................................................31七特殊情况应对措施...................................................................................327.1钢筋笼安放不到位、卡槽...............................................................327.2钢筋笼起吊过程中发生变形、散架...............................................32八应急预案...................................................................................................348.1总则...........................................