Daytime Lane Closure Scheduled on Eastbound Sr-24 At Acalanes Road in Lafayette Due to Bridge Repairs

Scheduled for Saturday, May 16, 2026, 7:00 AM to 4:00 PM

Contra Costa County – Caltrans maintenance will conduct bridge deck repairs near eastbound SR-24 in Lafayette. To ensure the safety of workers and motorists, the one #4 lane closure will extend from the Acalanes Road on-ramp through the El Nido Ranch Road Undercrossing. The work is tentatively scheduled for Saturday, May 16, 2026, from 7:00 AM to 4:00 PM, with timing subject to change depending on weather conditions. During this period, only one lane will be closed, and drivers on Acalanes Road may experience minor delays.

Traffic Impacts:

• Lane #4 (slow lane) eastbound SR-24 from Acalanes Road on-ramp through the El Nido Ranch Road Undercrossing
• Three lanes will remain open to traffic

Traffic Control Measures:

Changeable message signs will be in place to assist motorists traveling in the area. Motorists are advised to expect delays and allow extra time. Please drive with caution through the construction zone. Slow for the Cone Zone.

For 24/7 traffic updates, please visit 511.org: https://x.com/511SFBay
For real-time information, visit Caltrans QuickMap: https://quickmap.dot.ca.gov
Follow us on X: https://x.com/CaltransD4
Or call 1-800-472-7623, 1-800-427-ROAD for state highway conditions statewide.