Niles Canyon Road (State Route 84) will be closed between Fremont and Sunol for maintenance work from 7 a.m. to 3 p.m. August 26, 2023.
During the closure, crews will repair electrical lines, remove dirt and debris from right-hand shoulders, trim trees for road clearance and perform landscape work including weeding, mowing and clearing plugged drains.
California Highway Patrol officers and directional signage will be in place to guide motorists. Every effort will be made to minimize inconvenience, but motorists should expect delays. Caltrans thanks the public for your patience.
Detours
Traffic from southbound State Route 238 (Mission Fremont) Continue southbound SR-238 Mission:
- On-Ramp to northbound Interstate 680
- Continue on northbound Interstate 680
- Take Off-Ramp to eastbound SR-84 Calaveras to go to Sunol
Traffic From Pleasanton-Sunol Road:
- Eastbound SR-84/Paloma Way
- On-Ramp to southbound I-680
- Continue southbound I-680
- Off-Ramp to northbound SR-238 connector
(Mission Blvd) off-ramp Continue North Bound Route 238
Traffic from I-580 to Palomares Road
A message board will be positioned on the county road to notify community traffic of the lane closure operation, as follows:
PALOMARES TO NILES CANYON CLOSED 8-26-23 5:00 AM TO 3:00PM
