LAFAYETTE, CALIFORNIA – Drivers who use Springbrook Road between Lafayette and Walnut Creek should prepare for a weekday detour starting Thursday, October 1. Contra Costa County plans to close part of the road to through traffic while crews replace a failed culvert and repair a sinkhole beneath the pavement.
The work is near Sherwood Way, in the unincorporated Walnut Creek area close to Lafayette. According to the county construction notice, the closure will be in effect during work hours, 7 a.m. to 5 p.m. Monday through Friday, excluding holidays. The project is scheduled to run through Monday, November 30, barring weather or other delays.
Through drivers will need to follow the posted detour; the county has published a work area and detour map. People who live along the closure may encounter delays of up to 15 minutes. Message boards will warn motorists as they approach.
This is a bigger project than it looks. A county project description calls for removing the existing 36-inch corrugated metal drainage pipe and installing 62 feet of reinforced concrete pipe plus a 29-foot concrete box culvert…