Material	Permeability (mm/hr)
Section 1: dominated by large grained (more than 0.69 mm)	180
Section 1: dominated by large grained (more than 0.69 mm)	150
Section 2: dominated by fine grained (less than 0.69 mm)	12
Section 2: dominated by fine grained (less than 0.69 mm)	30