Investigating the Hydraulic Properties of Unsaturated Crushed Stone Aggregate to Enhance Horizontal Drainage Systems on Soft Ground

Table 1

Specific gravity, grain size distribution, and USCS designation for crushed stone aggregate and sand.

Material	Gs	Grain size distribution (%)						USCS
		19.1 mm	9.52 mm	4.76 mm	2.0 mm	0.42 mm	0.074 mm
Crushed stone aggregate	2.68	83.11	55.24	30.60	13.27	2.35	0.45	GW
Sand	2.66	100.00	100.00	100.00	99.85	21.45	0.39	SP