ICS 93.080.99 CCS P 09DB63 青 海 省 地 方 标 准 DB63/T 2253.4—2024 交通企业（公路）安全生产标准化规范 第4部分：施工企业 2024 - 12 - 11发布 2025 - 01 - 10实施 青海省市场监督管理局  发 布 DB63/T 2253.4—2024 I目 次 前言.................................................................................III 引言..................................................................................IV 1 范围................................................................................1 2 规范性引用文件......................................................................1 3 术语和定义..........................................................................3 4 总则................................................................................3 5 基本要求............................................................................3 5.1 标准化管理......................................................................3 5.2 标准化作业......................................................................4 6 安全生产条件........................................................................5 6.1 一般规定........................................................................5 6.2 人员行为........................................................................5 6.3 场所环境........................................................................5 6.4 机械设备........................................................................6 6.5 风险隐患........................................................................6 6.6 技术管理........................................................................7 7 作业安全............................................................................7 7.1 一般规定........................................................................7 7.2 测量放样作业....................................................................7 7.3 支架模板作业....................................................................7 7.4 钢（绞线）筋作业................................................................7 7.5 混凝土作业......................................................................8 7.6 电焊气焊作业....................................................................8 7.7 起重吊装作业....................................................................8 7.8 高处作业........................................................................9 7.9 水上水下作业....................................................................9 7.10 施工爆破作业...................................................................9 7.11 防腐涂装作业..................................................................10 8 应急安全...........................................................................10 附录A（规范性） 安全基础管理.........................................................11 A.1 安全基础管理...................................................................11 A.2 安全管理资料...................................................................12 附录B（规范性） 场所环境.............................................................13 B.1 两区三厂.......................................................................13 B.2 其他临时工程...................................................................15 DB63/T 2253.4—2024 IIB.3 安拆及防护.....................................................................18 附录C（规范性） 设备设施.............................................................20 C.1 施工机械.......................................................................20 C.2 特种设备.......................................................................24 C.3 小型机具.......................................................................25 C.4 磨合期使用.....................................................................26 C.5 高寒使用.......................................................................27 C.6 液压装置使用...................................................................28 附录D（规范性） 安全防护.............................................................30 D.1 防护栏杆.......................................................................30 D.2 防护棚.........................................................................30 D.3 钢梯、塔梯..............