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A soil sample was taken from a proposed cut area in a highway construction project and sent to a soils laboratory

for a compaction test, using the Standard Proctor compaction procedure. Results of the test are as follows: Maximum dry unit weight = 112.6 lb/ft^3 Optimum moisture content = 15.5% The contractor, during construction of the soil embankment, achieved the following: Dry unit weight reached by field compaction = 107.1 lb/ft^3 Actual water content = 16.0% Determine the percent compaction achieved by the contractor.

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Standard proctor compaction percentage.docx

Find the percent of Standard Proctor compaction achieved using the formula: Substitute for In-place dry unit weight, and for maximum laboratory dry unit weight: Thus, the percent of standard...

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