2019年11月21日 · 1.1 These test methods cover the determination of the maximum-index dry density/unit weight of cohesionless, free-draining soils using a vertically vibrating table.

significantly higher values of maximum index density/unit weight for some soils. Such a higher maximum index density, when considered along with the minimum index density/unit weight, Test Methods D 4254, will be found to significantly affect the valu.

ASTM-D4253 Standard Test Methods for Maximum Index Density and Unit Weight of Soils Using a Vibratory Table - maximum index density; maximum index unit weight; relative density; vibrating table;

This standard is issued under the Þxed designation D4253; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.

Contact ASTM International (www.astm.org) for the latest information. This standard is issued under the fixed designation D4253; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.

astm d4253-16 Standard Test Methods for Maximum Index Density and Unit Weight of Soils Using a Vibratory Table 1.1 These test methods cover the determination of the maximum-index dry density/unit weight of cohesionless, free-draining soils using a vertically vibrating table.

astm d4253-16e1 Standard Test Methods for Maximum Index Density and Unit Weight of Soils Using a Vibratory Table 1.1 These test methods cover the determination of the maximum-index dry density/unit weight of cohesionless, free-draining soils using a vertically vibrating table.

2025年1月7日 · 1.1 相对密度和压实百分比通常用于评估给定土体的压实状态。 有时也使用密度/单位重量指数。 有关术语的说明，请参阅第 3 节。 5.2 人们普遍认为，相对密度或压实百分比是给定土体压实状态的良好指标。 然而，通过各种方法压实至给定压实状态的给定土壤的工程特性（例如强度、压缩性和渗透性）可能会有很大差异。 因此，必须使用大量的工程判断来将土壤的工程特性与压实状态联系起来。 5.3 这些测试方法不一定能获得绝对最大密度/单位重量。 注2：此外， …

astm d4253-00 发布 2000年 发布单位 美国材料与试验协会 替代标准 astm d4253-00(2006) 当前最新 astm d4253-16e1 适用范围 1.1 这些测试方法涵盖使用垂直振动台测定无粘性、自由排水土壤的最大指数干密度/单位重量。