Table 3.

Grain composition and modulus of sand size.

Residues on Sieves, %	Sieves Diameter, mm						Size Modulus
	2.5	1.25	0.63	0.315	0.16	<0.16
Partial	1.28	1.28	10.51	45.04	39.74	2.15	1.73
Full	1.28	2.56	13.07	58.11	97.85