ICS93.060 CCSP21DB61 陕西省地方标准 DB61/T1770—2023 公路隧道二次衬砌施工质量控制指南 Qualitycontrolguideforsecondaryliningconstructionofhighwaytunnel 2023-12-22发布 2024-01-22实施 陕西省市场监督管理局发布 DB61/T1770—2023 I目  次 前  言.............................................................................................................................................................II 1范围.................................................................................................................................................................1 2规范性引用文件.............................................................................................................................................1 3术语和定义.....................................................................................................................................................1 4总则.................................................................................................................................................................1 5钢筋加工及安装.............................................................................................................................................2 6仰拱衬砌及仰拱填充.....................................................................................................................................4 7拱墙衬砌.........................................................................................................................................................7 参 考 文 献.................................................................................................................................................12