The relative compaction of a 4-m thick sand in the field is 79.34% and moisture content of 10.44%. The maximum and minimum dry unit weights of the sand are 108.66 lb/ft3 and 63.41 lb/ft3, respectively. If the specific gravity of the sand in the field is 2.644, determine the following: a. Bulk unit weight of the soil in the field, in lb/ft3. b. Relative density in the field, in %. c. Thickness of sand to satisfy a compaction requirement in the site to about 95%.

The relative compaction of a 4-m thick sand in the field is 79.34% and moisture content of 10.44%. The maximum and minimum dry unit weights of the sand are 108.66 lb/ft3 and 63.41 lb/ft3, respectively. If the specific gravity of the sand in the field is 2.644, determine the following: a. Bulk unit weight of the soil in the field, in lb/ft3. b. Relative density in the field, in %. c. Thickness of sand to satisfy a compaction requirement in the site to about 95%.

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter6: Soil Compaction

Section: Chapter Questions

Problem 6.7P

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