Extracted text: Q.2 it was found that the wet density for a soil in an embankment is 1.9 gm/cm3 and its water content equals 12%. a) calculate, e, n,s and a for the soil. b) if you know that the optimum moisture contentfor the same soil is 15% and the maximum dry density is 1.75 gm/cm3, is the field soil well compacted ( minimum compaction must be 95%). c) what is the amount of water that must be added to one cubic meter of the field soil to reach the optimum moisture content. And what is the value of e,n,s at this water content. Q.2 Results of sieve analysis are shown in the table below. Check whether this soil can be classified as SP or not? Finer (%) 3. 30 0. 06 09 No. 200 No. 4 "Sieve 12.5mm 3 mm 0.42 mm 0.25 (0.075 (4.7 mm)