公路隧道防排水施工监理要点

摘要

According to JTG D70-2004 Highway Tunnel Design Specifications,this paper introduced the waterproof and drainage design principle of highway tunnel,summarized the supervision main points of tunnel waterproof and drainage construction in prepare phase and construction phase,and discussed the blind pipe setting filtering layer and two liner grouting and blocking water problems,provided reference for designers.%依据JTG D70-2004公路隧道设计规范，对公路隧道防排水设计原则作了介绍，总结了隧道防排水施工在准备阶段与施工阶段的监理要点，并对盲管设置滤层和二衬后注浆堵水的问题作了讨论，供设计人员参考。