The field compaction curve for an earth dam project is given in the figure below The specification requires that the soil be compacted at a water content within the range of 1% on the dry side of the optimum moisture content (OMC) and 2% on the wet side of OMC The contractor proposed that the water content specification would be satisfied if the air voids in the compacted soil were kept 7% of total volume With the assistance of appropriate calculations, comment critically on this proposal (POI WP1, C5 6%)

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2.0 1.9 1.8 1.7 1.6 1.5 10 12 14 16 sandy clay G = 270 18 20 2.0 1.9 1.8 1.7 1.6 1.5 10 12 14 16 sandy clay G = 270 18 20

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Given Data The optimum moisture content OMC 145 The maximum dry density of the soil 186 Mg cum The s... View the full answer