基坑工程监理细则,±{;mM×ïbbs.3c3t.com1&>'Y5c
,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c项,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 序,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 项目,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 允许偏差或允许值,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 检验方法,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | ||||
柱基基坑基槽,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 挖方场地平整,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 管沟,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 地(路)面基层,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | |||||
人工,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 机械,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | |||||||
主控项目,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 1,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 标高,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | -50,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | ±30,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | ±50,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | -50,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | -50,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 水准仪,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c |
2,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 长度、宽度(由设计中心线向两边量),±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | +200,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c-50,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | +300,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c-100,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | +500,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c-150,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | +100,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | -,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 经纬仪,用钢尺量,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | |
3,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 边坡,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 设计要求,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 观察或用坡度尺检查,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | |||||
一般项目,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 1,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 表面平整度,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 20,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 20,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 50,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 20,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 20,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 用2m靠尺和楔形塞尺检查,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c |
2,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 基底土性,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 设计要求,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | 观察或土样分析,±{;mM×ïbbs.3c3t.com1&>'Y5c ,±{;mM×ïbbs.3c3t.com1&>'Y5c | |||||
| 注:地(路)面基层的偏差只适用于直接在挖填方上做地(路)面的基层。,±{;mM×ïbbs.3c3t.com1&>'Y5c | ||||||||
| 基坑类别,±{;mM×ïbbs.3c3t.com1&>'Y5c | 围护结构墙顶位移监控值,±{;mM×ïbbs.3c3t.com1&>'Y5c | 围护结构墙体最大位移监控值,±{;mM×ïbbs.3c3t.com1&>'Y5c | 地面最大沉降监控值,±{;mM×ïbbs.3c3t.com1&>'Y5c |
| 一级基坑,±{;mM×ïbbs.3c3t.com1&>'Y5c | 3,±{;mM×ïbbs.3c3t.com1&>'Y5c | 5,±{;mM×ïbbs.3c3t.com1&>'Y5c | 3,±{;mM×ïbbs.3c3t.com1&>'Y5c |
| 二级基坑,±{;mM×ïbbs.3c3t.com1&>'Y5c | 6,±{;mM×ïbbs.3c3t.com1&>'Y5c | 8,±{;mM×ïbbs.3c3t.com1&>'Y5c | 6,±{;mM×ïbbs.3c3t.com1&>'Y5c |
| 三级基坑,±{;mM×ïbbs.3c3t.com1&>'Y5c | 8,±{;mM×ïbbs.3c3t.com1&>'Y5c | 10,±{;mM×ïbbs.3c3t.com1&>'Y5c | 10,±{;mM×ïbbs.3c3t.com1&>'Y5c |
| 注:1、符合下列情况之一。为一级基坑:,±{;mM×ïbbs.3c3t.com1&>'Y5c 1),±{;mM×ïbbs.3c3t.com1&>'Y5c 重要工程或支护结构做主体的一部分;,±{;mM×ïbbs.3c3t.com1&>'Y5c 2),±{;mM×ïbbs.3c3t.com1&>'Y5c 开挖深度大于10m;,±{;mM×ïbbs.3c3t.com1&>'Y5c 3),±{;mM×ïbbs.3c3t.com1&>'Y5c 与临近建筑物,重要设施的距离在开挖深度以内的基坑;,±{;mM×ïbbs.3c3t.com1&>'Y5c 4),±{;mM×ïbbs.3c3t.com1&>'Y5c 基坑范围内有历史文物、近代优秀建筑、重要管线等需严加保护的基坑;,±{;mM×ïbbs.3c3t.com1&>'Y5c 2、三级基坑为开挖深度小于7m,且周围环境无特别要求时的基坑。,±{;mM×ïbbs.3c3t.com1&>'Y5c 3、除一级和三级外的基坑属二级基坑。,±{;mM×ïbbs.3c3t.com1&>'Y5c 4、当周围已有的设施有特殊要求时,尚应符合这些要求。,±{;mM×ïbbs.3c3t.com1&>'Y5c | |||
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