Table 5: Results of curing time 48 h samples with different PSS concentration and sand densities.

Serial numberPSS concentration (%)Dry density (g/cm3)Void ratio Relative density (%)Peak strength (KPa)Residual strength (KPa)Strength of axial strain 15%   (KPa)Axial strain of failure (%)Elasticity modulus (MPa)Failure modulus (MPa)

S1water1.40.8921.05/////
S19101.40.8921.0562.3419.4656.7510.881.2440.573
S20201.40.8921.05120.8322.52107.4410.752.5941.124
S21301.40.8921.05169.2256.95152.2910.115.6291.674
S22401.40.8921.05201.9475.29168.248.878.5262.277
S23501.40.8921.05245.2897.73187.467.0811.4943.464

S2water1.50.7655.26/////
S42101.50.7655.2678.1520.1158.119.681.5640.807
S34201.50.7655.26197.9637.77150.099.015.0572.197
S43301.50.7655.26238.6565.87162.468.656.3802.759
S44401.50.7655.26257.9276.63174.637.728.7223.341
S45501.50.7655.26355.9299.77205.887.0511.6545.049

S3water1.60.6584.21/////
S46101.60.6584.2181.1127.7562.138.881.6270.913
S40201.60.6584.21239.2558.67149.217.635.2273.136
S47301.60.6584.21281.6967.96175.017.367.8683.827
S48401.60.6584.21298.9277.51202.447.0310.9454.252
S49501.60.6584.21360.97104.27210.977.0114.9405.149