Effect of Aggregate Roughness on Strength and Permeation Characteristics of Lightweight Aggregate Concrete

Table 1

Compressive strength values at 7 and 28 days.

Mixes	LWACs		LWACr
Age (days)	7	28	7	28
Compressive strength (MPa)	7.42 (0.41)	9.23 (0.35)	8.26 (0.26)	10.48 (0.23)

Values in ( ) represents standard deviation.