项¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 序¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 项目¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 允许偏差或允许值¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 检验方法¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
柱基基坑基槽¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 挖方场地平整¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 管沟¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 地(路)面基层¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
人工¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 机械¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
主控项目¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 1¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 标高¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | -50¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | ±30¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | ±50¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | -50¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | -50¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 水准仪¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
2¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 长度、宽度(由设计中心线向两边量)¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | +200¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û-50¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | +300¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û-100¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | +500¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û-150¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | +100¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | -¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 经纬仪,用钢尺量¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
3¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 边坡¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 设计要求¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 观察或用坡度尺检查¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
一般项目¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 1¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 表面平整度¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 20¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 20¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 50¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 20¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 20¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 用2m靠尺和楔形塞尺检查¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
2¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 基底土性¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 设计要求¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û | 观察或土样分析¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û ¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û |
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。¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
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基坑类别¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 围护结构墙顶位移监控值¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 围护结构墙体最大位移监控值¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 地面最大沉降监控值¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
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一级基坑¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 3¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 5¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 3¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
|
二级基坑¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 6¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 8¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 6¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
|
三级基坑¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 8¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 10¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
| 10¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
|
注:1、符合下列情况之一。为一级基坑:¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 1)¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 重要工程或支护结构做主体的一部分;¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 2)¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 开挖深度大于10m;¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 3)¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 与临近建筑物,重要设施的距离在开挖深度以内的基坑;¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 4)¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 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;¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 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。¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 3、除一级和三级外的基坑属二级基坑。¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û 4、当周围已有的设施有特殊要求时,尚应符合这些要求。¸fk-oÑ:¢bbs.3c3t.comôm«¢]X7Û
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