District: Four - Oakland
Contact: Janis Mara
Phone: (510) 622-597
Northbound First Street Offramp and Onramp in Napa
(Napa)—Caltrans is scheduled to close the State Route 29 (SR-29) Northbound First Street Offramp beginning the week of Monday, October 7 through the end of November to accommodate construction of one of three roundabouts west of downtown Napa.
A detour will be in place, along with previously announced detours currently in place due to construction. Motorists are encouraged to use alternative routes and allow more time to get to their destinations. Delays are expected in the construction area and drivers should exercise caution.
Northbound SR-29 at First Street, take Lincoln Avenue exit, then right on Lincoln Avenue going east and then right on California Boulevard going south.
Eastbound on First Street from Browns Valley Road to SR-29 Northbound Onramp will be closed. No access to Northbound SR-29 from Eastbound First Street will be available. As a detour, motorists using eastbound First Street from Browns Valley Road may make a right on California Blvd going south, then left on Second Street going east; next, left on Seymour Street going north, then left on Clay Street going west, then right on California Blvd going north, then left on Lincoln Ave to the northbound SR-29 onramp.
Eastbound on First Street from Browns Valley Road will be able to make a right turn on California Boulevard going south to get to Second and Third streets.
California Boulevard southbound will turn left at Clay Street, then right at Seymour Street, then right at Third Street. Detour ends at California Boulevard.
California Boulevard northbound will turn right at Second Street, then left at Seymour Street, then left at Clay Street and detour ends at California Boulevard.
First Street westbound will turn right at Walnut Street, left on Clay Street and detour ends at California Boulevard.