County of Sonoma, California

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Road Closures

Road Closures & Restrictions (Unincorporated Areas)


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11 Current Road Closures

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11 Road Closures
Road NameLocationStatusDescription
Road NameLocationStatusDescription
Arnold DriveBoyes Hot SpringsOne LaneAugust 20, Cal Trans will be conducting bridge inspections on Arnold Drive. Expect slight delays
Cherry Creek RoadCloverdaleOne LaneAugust 24-September 3, Culvert crew will be replacing a failed 48" cross culvert. 7:00am to 4:00pm Monday-Thursday. Traffic will expect long delays. Please use alternative routes.
Hutchinson RoadSebastopolOne LaneSeptember 1-2, between 8:00am and 4:00pm there will be tree work being done on Hutchinson Road. Expect delays
Hwy 1Fort RossOne LaneJuly 6 Caltrans will begin construction to replace a culvert. A traffic signal for one-way traffic control on State Route 1 north of Jenner, about 2 miles south of Fort Ross. One-way traffic control will be in effect for approximately 3 months
Hwy 12Boyes Hot SpringsOne LaneHighway 12 Improvements, Monday - Friday from 7am to 6pm. PG&E will be working at same site Monday-Friday, 7pm to 6am. Two-way traffic control with lane shifts. Expect delays up to 15 minutes
Hwy 128CloverdaleClosedAugust 24-27, 11pm to 5am Caltrans full closure of State Route 128 in order to place piles for a retaining wall project approx 1.4 miles west of the three-way intersection of N. Cloverdale Blvd, N. Redwood Hwy, and Oat Valley Rd, approx 2.4 mile
Neeley RdGuernevilleClosedPlanned closure August 3 through September 14, approximately 1 mile East of Highway 116.
Old Duncans GradeCazaderoClosedOld Duncans Grade, between Austin Creek Rd and Cazadero Hwy, is closed due to accident damage to the bridge. Use alternate routes.
Old Monte Rio RdMonte RioClosedOld Monte Rio Rd, between Sunny Dr and Cnopius Rd, is closed due to a landslide. Alternate routes are required.
Us 101Santa RosaOne LaneAugust 27, 10pm to 430am - Guard Rail Repair @ Todd Road. Two right lanes on US101 will be closed along with South bound on-ramp from Todd Rd to US101. Todd Road overpass will also be closed during this time to allow repairs.
Woolsey RoadSanta RosaClosedAugust 31 & September 1, Woolsey Road will be closed to through traffic from 7:30am to 4:00pm. Please use alternative route

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