Study hydraulic properties and design criteria for the river subsurface intake with a porous medium without cut off

Mansouri R. نويسنده , Ziaei A. N. نويسنده , Esmaili K. نويسنده , Ansari H. نويسنده , Khodashenas SaeedReza نويسنده Associate Professor., Water Eng. Department, Ferdowsi University, Mashhad, Iran