混凝土检查井施工要求
Construction requirements for concrete manhole
1、基础做法:井底应夯实,密实度95%以上,铺设10公分碎石或c15垫层。
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1. Foundation method: the well bottom shall be compacted with a compactness of more than 95%, and 10cm gravel or C15 cushion shall be laid.
2、井筒连接方式:采用企口式,1:2防水砂浆座浆。
2. Shaft connection mode: tongue and groove type, 1:2 waterproof mortar base mortar.
3、检查井与管道连接方式:不同管材分别处理,水泥管应凿毛。用1:2膨胀砂浆处理。其他管材按照管材要求处理。
3. Connection mode between inspection well and pipeline: different pipes shall be treated separately, and the cement pipe shall be roughened. Treat with 1:2 expansion mortar. Other pipes shall be treated according to the pipe requirements.
混凝土检查井施工中,还有很多需要注意的地方,大家在安装过程中要多多注意!
During the construction of concrete manhole, there are still many places that need attention. We should pay more attention in the installation process!