The Department of Public Works (DPW) is involved in the planning, design, and construction of infrastructure projects within the unincorporated areas of San Mateo County. Our mission is to provide the public with safe, accessible roads and structures that make their communities more livable.

Listed below is a list of featured DPW projects. See also:

Map of Seasonal Road Projects

2022-2023 Storm Damaged Sites


Our Projects canada road 2023Cañada Road Pavement Preservation Project 2023-24 OSMD Sewer Trunk Line Replacement Project Phase 1 Location MapFOSMD Sanitary Sewer Trunk Line Replacement Project - Phase 1 Location Map_Menlo Oaks_Road StandardsMenlo Oaks Road Standards Vicinity_Map West MenloReconstruction of Camino al Lago, Perry Avenue and Palo Alto Way in the West Menlo Park Area Project Ferdinand Ave Drainage Improvements Project April 2023 2Ferdinand Ave Drainage Improvements Project Sign Pole, Push Button Assembly, and Rectangular Rapid Flashing Beacon Unit DetailBunker Hill Drive and Avenue Alhambra Safe Routes to Schools Pedestrian Improvements Project Location Map Pillar PointPillar Point Harbor CCTV Project Location Map (P29L3)Coyote Point Water Distribution System Survey 1780_Higgins2023 Slip-Out Repair Near 1780 Higgins Canyon Road 2180_Higgins2023 Slip-Out Repairs Near 2180 Higgins Canyon Road 2665_Higgins2023 Slip-Out Repairs Near 2665 Higgins Canyon Road Wurr Road - Pescadero Creek Road CulvertsWurr Road / Pescadero Creek Road Culverts Huddart-ParkHuddart Park Water System Upgrade Project Existing Retaining Wall North of Lerida CourtLerida Court Retaining Walls Improvement Project Flood ParkRe-Imagine Flood Park ASL03 - ImprovementsSan Carlos Airport Runway and Connector Taxiways Rehabilitation Project Vicinity Map2023 Pavement Preservation Project FOSMD CCTV MapFair Oaks Sewer Maintenance District Sanitary Sewer Lines Cleaning and CCTV Inspection Project Vicinity Map CSA 7 Water System Distribution Pipeline Improvement Project.jpgCSA 7 Water System Distribution Pipeline Improvement Project RW904LocationMapThe Athlone Terrace Pump Station Trash Capture Device Project BayRdLocationMapBay Road Drainage Improvement Project VicinityMapBridge Preventative Maintenance Project Phase 2 (BPMP Phase 2) Location MapTiconderoga Retaining Wall Improvement HalfMoonBayAirportRunwayRehabilitationLocationMapHalf Moon Bay Airport Pavement Preservation Project Site MapQuarry Park Non-Potable Water System Study Project Broadmoor_MapBroadmoor Safe Routes to School Pedestrian Improvements Project icon imageSanitary Sewer Replacement Project in the Fair Oaks Sewer Maintenance District Vicinity MapMemorial Park Generator and Electrical Improvements Project Location MapQuarry Park Fire Road Extension Project Tunitas BeachTunitas Beach Improvements Project Mirada Road Pedestrian Bridge Replacement MapMirada Road Pedestrian Bridge Replacement MMT Construction AreaMidcoast Multi-Modal Trail Improvements Project Map of the Santa Cruz Avenue CorridorSanta Cruz Avenue and Alameda de las Pulgas Improvement Project Rendering of the proposed Middlefield Road project.Middlefield Road Improvement Project CALC @ Vasilakos Ct 22023-2024 ADA Ramp Program Past Projects Project Partners