红砂岩开挖专项施工方案

滁河防洪治理近期工程马汊河扩挖工程一标段

目 录

1工程概况 ............................................................................................................................ 2 2石方工程测量放样 ............................................................................................................ 2

2.1测量仪器配备 ......................................................................................................... 2 2.2测量技术要求 ......................................................................................................... 3 2.3平面控制点设臵 ..................................................................................................... 3 3石方开挖 ............................................................................................................................ 4

3.1施工方法 ................................................................................................................. 4 3.2技术要求 ................................................................................................................. 4 4主要机械设备投入 ............................................................................................................ 5

4.4质量保证措施 ......................................................................................................... 7 5雨季施工措施 .................................................................................................................... 7 6塌方段观测及监测方案 .................................................................................................... 8

6.1岸坡沉降观测 ......................................................................................................... 8 6.2坡面侧向位移观测 ................................................................................................. 9 6.3现场监测仪器 ...............

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