About Services News Contact CONTACT US - OFFICES WRECO is currently offering services from four Sacramento/San Francisco Bay Area locations. BRANCH OFFICES OAKLAND 1000 Broadway, Suite 475 Oakland, CA 94607 (510) 285-1150 Office Manager: Garrett Low, P.E. ELK GROVE 7807 Laguna Boulevard, Suite 400 Elk Grove, CA 95758 (916) 897-5720 Office Manager: David Kitzmann, P.E., P.G., CEG SANTA CLARA 3945 Freedom Circle, Suite 280 Santa Clara, CA 95054 (669) 204-7960 Office Manager: Lesley Brooks, P.E., CFM, ENV SP Headquarters (additional office locations below) 1243 Alpine Road, Suite 108 Walnut Creek, CA 94596 T: (925) 395-9500 F: (925) 941-0018 Send HDR | WRECO Contact Follow 1243 Alpine Road, Suite 108 Walnut Creek, CA 94596 info@wreco.com T: (925) 395-9500 ©2021 HDR | WRECO

About Services News Contact PROJECT GALLERY There is never an ordinary day "at the office" for staff in the field. Below are some special sights and encounters photographed on the job. BART Warm Springs Extension Stormwater Treatment Caltrans D4 Storm Damage Project Hydraulics Study Walnut Grove Bridge Geotechnical Engineering Pinyon Mariposa Lily Special Status Species East Branch of Huichica Creek Fish Passage Design Richmond-San Rafael Bridge Access Nesting Cormorant San Francisco-Oakland Bay Bridge SFOBB East Span Demolition Sabrina Road Bridge Bridge Hydraulics Study Brighton Avenue Green Street Rain Garden/Stormwater Treatment Show More HDR | WRECO Contact Follow 1243 Alpine Road, Suite 108 Walnut Creek, CA 94596 info@wreco.com T: (925) 395-9500 ©2021 HDR | WRECO