Porteous - Knoxville Road Landslide Repair Grading Permit

A portion of the hillside along the existing driveway access to 1705/1710 Berryessa Knoxville Road slid in 2025-2026, as a result of winter storms. This resulted in a landslide that is approximately 120 feet wide from north to south and about 240 feet in length from west to east. The slide extends from the upper driveway down to the lower driveway entrance. The proposed repair for the slide includes the removal of the slide debris and construction of an earthfill buttress with subsurface drainag...