T梁运输与安装 安全施工专项方案

湖北省保宜高速公路宜昌段第3合同段 专项安全方案 目 录

一、工程概况 ·············································································································· 1 1.1 工程概况 ··········································································································· 1 1.2 地质、地貌 ········································································································ 2 1.3 水文条件 ··········································································································· 2 二、编制目的及依据 ····································································································· 2 2.1编制目的 ············································································································ 2 2.2 编制依据 ··········································································································· 2 三、施工方案及工艺 ····································································································· 3 3.1 施工总体部署 ····································································································· 3 3.2主要施工机械、设备情况 ······················································································· 4 3.3主要施工工艺、方法 ····························································································· 5 3.3.1 T梁的运输 ································································································· 5 1、运输线路车辆配置 ···························································································· 5 2、T梁的运输及捆扎方案 ······················································································ 5 3、保证安全运输措施 ···························································································· 5 4、安全保证措施 ·································································································· 6 5、吊装、运输组织机构及职责 ················································································ 6 6、应急措施 ········································································································ 7 3.3.2 T梁安装施工 ······························································································ 7 1、架桥机的安装 ·································································································· 7 2、移梁准备工作 ·································································································· 8 3、起吊 ·············································································································· 8 4、行走 ·············································································································· 8 5、外运 ·············································································································· 8 6、支座安装 ········································································································ 9 7、T梁就位 ······································································································ 11 8、架桥机过孔 ··································································································· 12 9、T梁架设操作注意事项 ···················································································· 13

湖北中南路桥有限责任公司 - I -

湖北省保宜高速公路宜昌段第3合同段 专项安全方案 四、施工过程危险因素分析 ·························································································· 15 4.1 危险源辨识 ······································································································ 15 4.2 危险因素的评价 ································································································ 15 4.3 危险源的控制 ··································································································· 15 4.3.1危险源的综合预防、控制措施 ·········································································· 15 4.3.2四个危险源的具体预防措施 ············································································· 16 1、预防高处坠落事故 ··························································································· 16 2、预防物体打击事故 ··························································································· 17 3、预防机械伤害事故 ··························································································· 17 4、预防触电事故 ································································································· 18 五、重、难点工程工序施工安全对策、措施 ····································································· 19 5.1 管理措施 ········································································································· 19 5.2 技术措施 ········································································································· 20 5.3 监控监测 ········································································································· 21 5.3.1认真执行安全检查制度 ··················································································· 21 5.3.2执行事故报告制度 ························································································· 22 六、应急预案 ············································································································ 23 6.1应急救援预案的适用范围 ····················································································· 23 6.2项目应急指挥及救援组织机构图 ············································································ 23 6.3项目应急指挥及救援组织职责 ··············································································· 23 6.4应急救援物质储备清单 ························································································ 24 6.5应急救援有关人员工作要求 ·················································································· 24 6.6紧急情况的处理程序和措施 ·················································································· 25 七、检查与验收 ········································································································· 28 八、其它 ·················································································································· 29 8.1安全岗位职责分工 ······························································································ 29 8.3重大危险源分布表 ······························································································ 39 8.4施工总体布置平面图 ··························································································· 41

湖北中南路桥有限责任公司 - II -

湖北省保宜高速公路宜昌段第3合同段 专项安全方案 T梁运输与安装 安全施工专项方案

一、工程概况

1.1 工程概况

本标段为湖北保宜高速公路宜昌段BYYCTJ-3合同段，本合同段路线起点（K95+800）位于远安镇金家冲，与第2合同段的终点相接。终点设在花林寺镇高楼村，桩号为K109+281.698，路线全长13.481Km。

我标段共有14座大桥，桥梁预制、安装数量大：本合同段共有先简支后连续30米预应力混凝土T梁765片，20米预应力混凝土T梁475片，梁场布置在K104+077~K104+975处，工程具体情况见下表：

序号 1 2 3 4 5 6 7 8 9 10 11 12 13 14 桥名 金家冲2号大桥 车家冲大桥 杨家坝1号大桥 杨家坝2号大桥 杨家坝3号大桥 傅家台大桥 黄家口大桥 董家冲大桥 望家冲大桥 余家冲大桥 龙家冲大桥 张家冲大桥 肖家塘大桥 向家巷大桥 合计 20米T梁预制方量、重量：

a．边跨边梁 16.20m3 46T/片 b．边跨中梁 15.67m3 45T/片 c．中跨边梁 15.85m3 45T/片 d．中跨中梁 15.40m3 44T/片 30米T梁预制方量、重量：

a．边跨边梁 29.31m3 83T/片 b．边跨中梁 28.78m3 81T/片 c．中跨边梁 29.45m3 83T/片 d．中跨中梁 29.00m3 82T/片

湖北中南路桥有限责任公司 - 1 -

中心桩号 K96+017 K96+351 K97+246 K97+515 K97+839 K98+502 K100+134 K101+207 K102+666 K103+984 K105+141 K107+140 K107+991 K108+556 -- 运距（Km） 8.5 8.1 7.3 7.0 6.7 6.0 4.4 3.3 1.8 0.5 0.6 2.6 3.5 4.1 -- T梁 类型 30m 30m 20m 30m 30m 20m 20m 30m 30m 30m 20m 30m 30m 30m -- T梁 片数 80 50 140 60 40 160 90 90 60 60 85 60 90 175 765