南京网架加固加固施工方案(拆换杆件)3.doc

南京主线收费大棚及收费广场网架改造工程（更换杆件）施工方案2014-2-20目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc381130505"1、工程概况PAGEREF_Toc381130505\h3HYPERLINK\l"_Toc381130506"1.1网架杆件更换PAGEREF_Toc381130506\h3HYPERLINK\l"_Toc381130507"1.2整体网架表面清理PAGEREF_Toc381130507\h3HYPERLINK\l"_Toc381130508"1.3现场防护要求PAGEREF_Toc381130508\h3HYPERLINK\l"_Toc381130509"2、网架杆件更换PAGEREF_Toc381130509\h5HYPERLINK\l"_Toc381130510"2.1网架杆件安装更换PAGEREF_Toc381130510\h5HYPERLINK\l"_Toc381130511"2.1.1螺栓球网架节点端部处理示意图PAGEREF_Toc381130511\h5HYPERLINK\l"_Toc381130512"2.1.2杆件安装更换前的准备工作PAGEREF_Toc381130512\h5HYPERLINK\l"_Toc381130513"2.1.3杆件更换PAGEREF_Toc381130513\h10HYPERLINK\l"_Toc381130514"2.1.4卸载PAGEREF_Toc381130514\h10HYPERLINK\l"_Toc381130515"2.1.5更换杆件复核PAGEREF_Toc381130515\h11HYPERLINK\l"_Toc381130516"2.2网架安装的质量控制PAGEREF_Toc381130516\h11HYPERLINK\l"_Toc381130517"3、施工安全PAGEREF_Toc381130517\h12HYPERLINK\l"_Toc381130518"3.1安全方针和目标PAGEREF_Toc381130518\h12HYPERLINK\l"_Toc381130519"3.2危险作业区域划定PAGEREF_Toc381130519\h12HYPERLINK\l"_Toc381130520"3.3高处作业的人员安全要求PAGEREF_Toc381130520\h12HYPERLINK\l"_Toc381130521"4、现场文明施工措施PAGEREF_Toc381130521\h14HYPERLINK\l"_Toc381130522"4.1施工标牌PAGEREF_Toc381130522\h14HYPERLINK\l"_Toc381130523"4.2施工区域材料（工具）存放PAGEREF_Toc381130523\h14HYPERLINK\l"_Toc381130524"4.3其他要求PAGEREF_Toc381130524\h14HYPERLINK\l"_Toc381130525"5、突发事件应急处理措施PAGEREF_Toc381130525\h15HYPERLINK\l"_Toc381130526"5.1防止支点下沉，控制网架挠度PAGEREF_Toc381130526\h15HYPERLINK\l"_Toc381130527"5.2突发安全事故处理PAGEREF_Toc381130527\h15HYPERLINK\l"_Toc381130528"5.2.1危险源评估与预防PAGEREF_Toc381130528\h15HYPERLINK\l"_Toc381130529"5.2.2应急措施