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 CCSP2821 DB21/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.............................................................16