Repeat Problem 2.3 with the following data:
U.S. sieve no. Mass of soil retained on each sieve (g)
4................................................0
6............................................30.0
10..........................................48.7
20.........................................127.3
40..........................................96.8
60..........................................76.6
100.........................................55.2
200.........................................43.4
Pan.........................................22.0
a. Determine the percent finer than each sieve and plot a grain-size distribution curve.
b. Determine D10, D30, and D60 from the grain-size distribution curve.
c. Calculate the uniformity coefficient, Cu.
d. Calculate the coefficient of gradation, Cc.