项¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 序¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 项目¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 允许偏差或允许值¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 检验方法¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
柱基基坑基槽¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 挖方场地平整¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 管沟¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 地(路)面基层¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
人工¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 机械¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
主控项目¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 1¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 标高¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | -50¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | ±30¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | ±50¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | -50¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | -50¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 水准仪¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
2¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 长度、宽度(由设计中心线向两边量)¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | +200¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí-50¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | +300¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí-100¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | +500¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí-150¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | +100¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | -¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 经纬仪,用钢尺量¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
3¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 边坡¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 设计要求¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 观察或用坡度尺检查¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
一般项目¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 1¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 表面平整度¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 20¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 20¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 50¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 20¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 20¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 用2m靠尺和楔形塞尺检查¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
2¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 基底土性¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 设计要求¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí | 观察或土样分析¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí ¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí |
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。¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
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基坑类别¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 围护结构墙顶位移监控值¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 围护结构墙体最大位移监控值¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 地面最大沉降监控值¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
|
一级基坑¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 3¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 5¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 3¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
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二级基坑¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 6¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 8¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 6¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
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三级基坑¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 8¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 10¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
| 10¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
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注:1、符合下列情况之一。为一级基坑:¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 1)¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 重要工程或支护结构做主体的一部分;¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 2)¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 开挖深度大于10m;¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 3)¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 与临近建筑物,重要设施的距离在开挖深度以内的基坑;¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 4)¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 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;¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 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。¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 3、除一级和三级外的基坑属二级基坑。¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí 4、当周围已有的设施有特殊要求时,尚应符合这些要求。¼û2['¹zbbs.3c3t.coms¡÷'pï¥dí
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