A clay layer 5 m. thick rests beneath a deposit of submerged sand 8 m. thick. The top of the sand is located 3 m. below the surface of a body of water. The saturated unit weight of the sand is 25 kNm^3 , and the clay is 20 kNm^3 br a. evaluate the total vertical pressure at mid-height of the clay layerbr b. evaluate the pore water pressure at mid-height of the clay layerbr c. obtain the intergranular stress or effective stress at mid-height of the claybr -br CE Board HGE Problem 27 (Hydraulics and Geotechnical Engineering) - CE Nov 2023br -br paki pindot po sa "LIKE" button mga Engr.br and click SUBSCRIBE na rin po if hindi pa po kayo naka "SUBSCRIBE"br br Maraming salamat po sa inyo mga Engineers and Future Engineers.br mabuhay po kayong lahat.