辽宁省地方标准 普通公路装配式混凝土桥梁下部工程 施工技术规范 TechnicalSpecificationforconstructionofnormalhighwayprefabricated bridgesubstructure 2024-04-30发布 2024-05-30实施 辽宁省市场监督管理局发布DB21/T3947—2024ICS93.040 CCSP2821DB21/T3947—2024 I目次 前言..............................................................................III 1范围..............................................................................1 2规范性引用文件....................................................................1 3术语和定义........................................................................2 4符号..............................................................................4 5基本规定..........................................................................4 6材料..............................................................................5 6.1一般规定....................................................................5 6.2混凝土......................................................................5 6.3钢筋........................................................................5 6.4灌浆料......................................................................5 6.5座浆料......................................................................6 6.6砂浆........................................................................7 6.7灌浆套筒....................................................................7 6.8金属波纹管及波纹钢管........................................................7 6.9环氧树脂胶..................................................................8 6.10预应力筋-锚具组装件........................................................9 6.11模具.......................................................................9 6.12锥套锁.....................................................................9 7预制.............................................................................10 7.1一般规定...................................................................10 7.2预制桩.....................................................................11 7.3墩柱.......................................................................11 7.4盖梁.......................................................................12 7.5存放与运输.................................................................12 8装配.............................................................................13 8.1一般规定...................................................................13 8.2施工准备...................................................................13 8.3吊装.......................................................................14 8.4预制桩施工.................................................................14 8.5墩柱与基础拼装.............................................................14 8.6承台拼装...................................................................15 8.7墩柱节段间拼装.............................................................16DB21/T3947—2024 II8.8墩柱与盖梁拼装.............................................................16 8.9盖梁节段间拼装.............................................................16 8.10灌浆连接..................................................................16 9安全与环保.......................................................................17 9.1安全施工...................................................................17 9.2环保施工...................................................................17 10质量验收........................................................................18 10.1一般规定..................................................................18 10.2构件进场..................................................................19 10.3安装与连接................................................................20 附录A（规范性）高性能混凝土原材料性能指标要求....................................22 附录B（规范性）高强水泥灌浆料技术指标试验方法....................................23DB21/T3947—2024 III前言 本文件按照GB/T1.1-2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规定起草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由辽宁省交通运输厅提出并归口。 本文件起草单位：辽宁省交通运输事务服务中心、辽宁丰赢建设工程有限公司、辽宁省交通运输事 业发展中心、辽宁大通公路工程有限公司、大连港口工程有限公司。 本文件主要起草人：张新财、孙雨、张佳运、童来元、夏婷婷、高晓昱、刘洋、张凤武、王文渊、 彭云、贾永新、段瑞峰、张建、潘浩、刘赫、张景怡、刘戈、魏巍、王旭东、温佳宇、郝丕琳、庞海峰、 许涛、