Research Article

Effect of Keratin Structures from Chicken Feathers on Expansive Soil Remediation

Table 4

and values presented by soil modified with barbs.

Type of soil (kPa) (%)

SN50.0164.63
SMB-0.25%45.0369.70
SMB-0.5%61.7168.93
SMB-1%41.1171.61
SMB-3%28.0167.86