An Investigation on performance of the cut off wall and numerical analysis of seepage and pore water pressure of Eyvashan earth dam

Table 3 Parameters of materials used in numerical analysis

Material	Mohr–Coulomb	Type material	E (MPa)	γ_dry	γ_wet	γ_sat	c, c′	φ,φ′
Material	Mohr–Coulomb	Type material	E (MPa)	(kN/m³)	(kN/m³)	(kN/m³)	(kPa)	(°)
Core	Elasto-plastic	Un drained	35	17	20	21	63	11
Core	Elasto-plastic	Drained	35	17	20	21	28	24
Shell	Elasto-plastic	Drained	70	22.5	23.8	24.5	–	–
Filter	Elasto-plastic	Drained	45	19	21	22	–	–
Drain	Elasto-plastic	Drained	55	20.5	22	23	–	–
Alluvium	Elasto-plastic	Drained	500	21.5	–	23.2	–	–
Foundation	Plastic	Drained	5000	25	–	25.5	–	–
Cut-off wall	Plastic	Drained	2500	24	–	24	–	–