08-20-21 680 Bollinger Canyon on ramp closure

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Southbound Interstate 680

Westbound Bollinger Canyon Road Onramp-San Ramon

Overnight Onramp Closures

Start Monday, August 23 at 9:00 PM

For Paving, Striping, Erosion Control Work

 

CONTRA COSTA COUNTY-  Caltrans has scheduled overnight closures of the onramp to southbound Interstate 680 (I-680) from westbound Bollinger Canyon Road in San Ramon.

For worker and public safety, the onramp will be closed each night starting Monday August 23 until approximately September 23, 2021. The onramp closure will be in effect each night at 9:00 PM until 5:00 AM the following morning.

Motorists are advised to watch for detour signs and allow for extra travel time.

Caltrans will perform road repair work which includes repaving the roadway, restriping and erosion control. All work is weather and schedule dependent.