管道吊装专项施工方案
下面是小编整理的管道吊装专项施工方案,本文共11篇,欢迎大家阅读分享借鉴,欢迎大家分享。 管道施工专项方案 一、管道施工方案 排水为雨污分流制,施工工艺流程如下:原地面复测→放样沟槽开挖→基槽验收→垫层平基→安管→管座砼浇筑→检查井砌筑→闭水试验→回填。 一般规定 1、作业前应检查工具、机械及基槽边坡、支撑等,确认安全; 2、作业中应经常检查沟壁是否存在裂缝、脱落等情况,支撑有无松动、变形等现象,
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