A loose uncompacted sand fill 5 ft in depth has a relative density of 40%. Laboratory tests indicated that the minimum and maximum void ratios of the sand are 0.46 and 0.90, respectively. The specific gravity of solids of the sand is 2.65. a. What is the dry unit weight of the sand? b. If the sand is compacted to a relative density of 75%, what is the decrease in thickness of the 5-ft fill? Note: Weight of solids is constant before and after compaction

A loose uncompacted sand fill 5 ft in depth has a relative density of 40%. Laboratory tests indicated that the minimum and maximum void ratios of the sand are 0.46 and 0.90, respectively. The specific gravity of solids of the sand is 2.65. a. What is the dry unit weight of the sand? b. If the sand is compacted to a relative density of 75%, what is the decrease in thickness of the 5-ft fill? Note: Weight of solids is constant before and after compaction

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter5: Soil Improvement And Ground Modification

Section: Chapter Questions

Problem 5.2P

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