2018年3月21日 · 1.1 This guide refers to ASTM methods to perform site characterization for engineering, design, and construction purposes.

2022年12月11日 · This document is a guide to the selection of the various ASTM standards that are available for the exploration of soil, rock, and groundwater for projects that involve surface and/or subsurface construction, or both. It is intended to improve consistency of practice and to encourage rational planning of a site characterization program.

2018年3月21日 · Investigation of slope stability in natural slopes, cuts, and embankments. Conceptual selection of embankment types and hydraulic barrier requirements. Conceptual selection of alternate foundation types and elevations of the corresponding suitable bearing strata.

1.1 This guide refers to ASTM methods to perform site characterization for engineering, design, and construction purposes. The objective of the site characterization should be to identify and locate, both horizontally and vertically, significant soil and rock types and groundwater conditions present within a given site area and to establish the ...

2018年2月1日 · 1.1 This guide refers to ASTM methods to perform site characterization for engineering, design, and construction purposes. The objective of the site characterization should be to identify and locate,...

2025年3月12日 · ASTM D420-18的标准全文信息,1.1 本指南引用 ASTM 方法来执行工程、设计和施工目的的现场表征。 场地特征的目标应是在水平和垂直方向上识别和定位给定场地区域内存在的重要土壤和岩石类型以及地下水条件，并通过采样或现场测试或两者来确定地下材料的特征。 1.2 土壤、岩石和地下水样品的实验室测试由本文未列出的其.

1.1 This guide refers to ASTM methods to perform site characterization for engineering, design, and construction purposes. The objective of the site characterization should be to identify and locate, both horizontally and vertically, significant soil and rock types and groundwater conditions present within a given site area and to establish the ...

1.1 This guide refers to ASTM methods to perform site characterization for engineering, design, and construction purposes. The objective of the site characterization should be to identify and locate, both horizontally and vertically, significant soil and rock types and groundwater conditions present within a given site area and to establish the ...

2025年3月12日 · ASTM D420-98 (2003)的标准全文信息,充分的土壤、岩石和地下水调查将为以下一个或多个主题的决策提供相关信息： 3.1.1 拟建建筑区域内结构的最佳垂直和水平位置。 3.1.2 合适的借款和其他当地建筑骨料来源的位置和初步评估。 3.1.3 需要特殊的挖掘和脱水技术，并需要相应的信息，即使只是近似的信息，包.

The objective of the site characterization should be to identify and locate, both horizontally and vertically, significant soil and rock types and groundwater conditions present within a given site area and to establish the characteristics of the subsurface materials by sampling or in situ testing, or both. 1.2 Laboratory testing of soil, rock ...