You collect the data shown in Table $1$ from a sieve analysis in the lab using $326g$

of soil. Plot the grain size distribution curve and determine:

$\%$ gravel

$\%$ sand

$\%$ fines

Coefficient of uniformity

Coefficient of gradation

Table $1.$ Data from sieve analysis.

Sieve number Weight retained $(g)$

#$4$

$6\mathrm{.}6$

#$8$

$6\mathrm{.}4$

#$16$

$20\mathrm{.}4$

#$30$

$72\mathrm{.}9$

#$50$

$152\mathrm{.}7$

#$100$

$40\mathrm{.}4$

#$200$

$15\mathrm{.}8$

Pan

$9\mathrm{.}0$