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Roads & Airports Department
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Mission Statement:

The mission of the Roads and Airports Department is to preserve, operate, and enhance the County's expressways, unincorporated roads, and three general aviation airports in a safe, timely and cost-effective manner to meet the needs of the traveling public.   

The County's Roads and Airports Department  operates and maintains 62 miles of expressway and 635 miles of rural and urban roadways in unincorporated areas, including 23 miles of sound walls, 168 bridges, 39 miles of carpool lanes, 164 signalized intersections, 4,500 street lights, 25,000 regulatory signs, and 2,185 drain inlets. It also operates and maintains the County's three general aviation airports at Reid-Hillview, Palo Alto and South County — comprised of 7 miles of runways and taxiways, 145 aircraft hangars, 648 open aircraft tie-down storage spaces.

Click here to view the Santa Clara County Official Road Book, showing all road sections within the County of Santa Clara maintained roads system. Current information regarding short-term County road closures and lane restrictions is available by calling the County's HOT LINE at 408-494-1382.   


NEWS - Recent Features 

Foothill Loyola Press Release  Loyola overpass along Foothill Expressway at A Street in Los Altos under construction beginning April 13, 2015.  Lane closures on Foothill will be in effect 24 hours a day for approximately 9 months. Expect delays and long peak period queues.  Commuters encourage to travel of peak or use other arterials. For more information please visit project website.  


GIST Road Slope Repair and Stabilization Project

The County's contractor, Wattis Construction, Inc., will begin the repair and stabilization of the slope near 20246 Gist road.  It is anticipated that construction will begin on March 10, 2015 and will end on April 24, 2015. Lane closure on Gist road is schedule for next week, April 22 through April 24, 2015 to install a metal beam guard rail.  Notification of lane closure will be sent to residents via mail by contractor Wattis Construction, Inc.    Please click here to read the notification letter.