Laserfiche WebLink
<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />Geotechnical Engineering Investigation <br /> <br /> <br />Saturated Unit <br />Wcight(pCt) <br />130.0 <br /> <br />Moist Uriit <br />Weight (pet) <br />120.0 <br /> <br />Cohesiol1(psf) <br /> <br /> <br />FriCtiOllAl1g1e <br />(degrees) <br />38.0 <br /> <br />25.0 <br />45.0 <br /> <br />The phreatic surface and reservoir elevations were varied to simulate different seepage and <br />saturation conditions of the embankment shell. The following cases and sections were analyzed. <br /> <br />Continental Dam <br /> <br />Case 2: CE-2 water level at 10,253 feet and seepage at 10,250 feet, actual field readings. <br /> <br />Embankment <br />shell and <br />Foundation <br />Dam's Core <br />Rock <br />Foundation <br /> <br />0.0 <br /> <br />110.0 <br />130.0 <br /> <br />115.0 <br />132.0 <br /> <br />0.0 <br />0.0 <br /> <br />Phreatic Surface Elevation <br /> <br />Downstream section at station 2+18 <br /> <br />Case 1: Dry Shell, downstream filter fully operational. <br /> <br />Case 2: Seepage exits at 10,245 feet, water level in the core at 10,245 feet. <br /> <br />Case 3: Seepage exits at 10,247 feet, water level in the core at 10,254 feet. <br /> <br />Case 4: Seepage exits at 10,247 feet, water level in the core at 10,267 feet. <br /> <br />Case 5: Same as case 2 with an earthquake coefficient of 0.075 g <br /> <br />Downstream section at station 2+68 <br /> <br />Case 1: Dry Shell <br /> <br />Case 3: CE-2 water level at 10,265 feet and seepage at 10,250 feet. <br /> <br />Upstream section at station 2+18 <br /> <br />Case 1: Reservoir EI. 10,279 feet <br /> <br />Case 2: Reservoir EI. 10,279 feet, Seismic Coefficient ofO.075g <br /> <br />Page 12 <br />