是指移除土壤在项目场地的标高(地面)以下。开挖通常是安置地基结构、公用设施和地下地下室的临时要求。挖掘时要考虑的因素包括工作地点的土壤特性、所需的深度和需要移除的土壤量,以及包括邻近结构和属性线在内的任何场地限制。根据地下水位的高度和正在挖掘的土壤的渗透性,如果需要干燥的工作环境,可能需要脱水。< / p > < / div >
staff@www.diesprinter.com (Buildipedia员工)
31 23 16挖掘
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脱水
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< div class = " K2FeedIntroText " > < p > < >强脱水< /强>与< a href = " //www.diesprinter.com/division-31-earthwork/item/695-31-23-16-excavation " target = " _self”>发掘< / >哪里有需要工作在干燥土壤不受水位影响项目网站或水分。决定执行脱水在挖掘现场是由底部的开挖高程,水位的高度,渗透和饱和的土壤,程度< A href = " //www.diesprinter.com/division-31-earthwork/item/697-31-32-00-soil-stabilization " target = " _self”>稳定< / >需要开挖的边缘,和正在执行的工作的时间和性质。为脱水而选择的设备和泵的类型也取决于这些因素。mso - hansi - font - family: tahoma; mso - hansi - font - family: tahoma;> < span风格=“无衬线字体类型:arial, helvetica;”> <跨风格= "字体大小:小;颜色:# 000000;" > < / span > < / span > < / p > < / div >
staff@www.diesprinter.com (Buildipedia员工)
31 23 19脱水
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氡缓解
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31 21 13氡缓解
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粗糙的分级
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31 22 13粗略评分
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完成评分
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完成评分
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回填
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31 23 23.13回填
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Geofoam
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31 23 23.43 Geofoam
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侵蚀控制
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控制侵蚀
星期五,2009年8月14日16:59:05 +0000