DB14/T 1023-2014
公路工程施工危险源辨识指南
2014-12-20实施
2014-12-01发布
目 次
前言...................................................................................................................................................................1
1 范围................................................................................................................................................................. 1
2 规范性引用文件.............................................................................................................................................1
3 术语和定义.....................................................................................................................................................1
4 一般规定.........................................................................................................................................................2
4.1 辨识原则.................................................................................................................................................2
4.2 辨识程序.................................................................................................................................................2
4.3 辨识时间.................................................................................................................................................3
4.4 辨识内容.................................................................................................................................................3
4.5 危险源管理.............................................................................................................................................3
5 通用作业.........................................................................................................................................................3
5.1 基础管理.................................................................................................................................................3
5.2 钢筋作业.................................................................................................................................................4
5.3 支架及模板作业.....................................................................................................................................6
5.4 混凝土作业.............................................................................................................................................8
5.5 起重吊装...............................................................................................................................................10
5.6 临时用房及临时设施...........................................................................................................................11
5.7 临时用电...............................................................................................................................................10
5.8 特种设备...............................................................................................................................................14
5.9 安全防护...............................................................................................................................................15
5.10 施工场所.............................................................................................................................................16
5.11 消防.....................................................................................................................................................17
5.12 特殊环境施工.....................................................................................................................................17
5.13 高空作业.............................................................................................................................................19
5.14 夜间作业.............................................................................................................................................19
5.15 施工标志标牌.....................................................................................................................................19
5.16 机械作业.............................................................................................................................................19
5.17 施工作业环境安全.............................................................................................................................21
5.18 危险品储存运输.................................................................................................................................22
6 路基工程.......................................................................................................................................................22
6.1 路基土石方工程...................................................................................................................................22
6.2 排水工程...............................................................................................................................................30
6.3 小桥及符合小桥标准的通道、人行天桥、渡槽.............................................................................. 31
6.4 涵洞、通道...........................................................................................................................................31
6.5 砌筑防护工程.......................................................................................................................................32
6.6 大型挡土墙、组合式挡土墙...............................................................................................................32
7 路面工程.......................................................................................................................................................33
7.1 基层、底基层.......................................................................................................................................33
7.2 沥青砼路面...........................................................................................................................................34
7.3 水泥砼路面...........................................................................................................................................36
7.4 拌合楼和拌和机施工作业...................................................................................................................36
8 桥梁工程.......................................................................................................................................................37
8.1 基础及下部构造...................................................................................................................................37
8.2 上部结构预制和安装...........................................................................................................................43
8.3 上部构造现场浇筑...............................................................................................................................47
8.4 总体、桥面系和附属工程...................................................................................................................48
8.5 防护工程...............................................................................................................................................49
8.6 引道工程...............................................................................................................................................49
8.7 拱桥.......................................................................................................................................................49
8.8 斜拉桥、悬索桥...................................................................................................................................50
8.9 钢桥.......................................................................................................................................................50
8.10 水上工程.............................................................................................................................................51
8.11 水下工程.............................................................................................................................................51
8.12 跨线工程.............................................................................................................................................52
9 隧道工程.......................................................................................................................................................52
9.1 明洞工程...............................................................................................................................................52
9.2 洞口工程...............................................................................................................................................52
9.3 洞身开挖...............................................................................................................................................53
9.4 洞身衬砌...............................................................................................................................................56
9.5 防排水...................................................................................................................................................57
9.6 隧道路面...............................................................................................................................................57
9.7 装修.......................................................................................................................................................58
9.8 辅助施工措施.......................................................................................................................................58
9.9 瓦斯隧道...............................................................................................................................................59
9.10 黄土隧道.............................................................................................................................................60
10 交通安全设施.............................................................................................................................................61
10.1 标志.....................................................................................................................................................61
10.2 标线、突起路标.................................................................................................................................61
10.3 护栏、轮廓标.....................................................................................................................................61
10.4 防眩设施.............................................................................................................................................62
10.5 隔离栅、防落网.................................................................................................................................62
附录 A（规范性附录） 危险性较大的单位工程......................................................................................... 63
附录 B（规范性附录） 危险性较大的单位作业......................................................................................... 64
附录 C（资料性附录） 事故类型..................................................................................................................66
参考文献............................................................................................................................................................. 68