Strength Characteristics of Cement Treated and Expanded Polystyrene Mixed Lightweight of Waste Soil from the Construction Site of a Yangtze River Bridge in China

Table 3

Comparison of different waste soil lightweight (7 days).

αc (%)	Waste soil
	Fine sand lightweight	Muddy clay lightweight	Increment (%)
8	173.0	164.3	5.3
10	204.8	185.7	10.3
12	225.9	198.2	14.0
15	271.3	226.6	19.7
18	319.7	252.5	26.6
20	368.3	280.1	31.5