CValdo is on the winning team as a subconsultant to TYLin International for the County of San Diego As-Needed Stormwater and Flood Control Services. This contract includes engineering and design services for flood control, water quality BMPs, Green Streets, stream rehabilitation and restoration, and MS4 Permit related tasks. Initial CValdo involvement includes preparation of hydraulic calculations for replacement of existing failing CMP arches (pictured above) under Via Puerta Del Sol near North River Road.