Reminder: Westbound 42 closed at I-35W beginning April 17

Westbound County Road 42 will be completely closed at the Interstate 35W junction for bridge repair and road improvements. There will be no westbound access over the bridge for five weeks. Westbound access is expected to reopen on Monday, May 22. At that time, eastbound lanes will be closed.

Additional information on this closure including detour/route maps and sign-ups for email notifications is available online at, search “County Road 42.”

In general, drivers can follow the tips below during the westbound closure. Drivers are also asked to plan their alternate routes in advance to avoid unnecessary traffic congestion. Closure and detour signage will be posted on roadways prior to work starting.

Traveling west on County Road 42: Access to I-35W north will remain open. No access to Buck Hill Road. Motorists should take County Road 11, I-35E north or I-35W north to access westbound County Road 42.

Traveling east on County Road 42: Access to I-35W north will remain open. No additional closures until May 22.

Traveling south on I-35W: Ramp to County Road 42 will remain open. Access to Buck Hill Road will remain open. Access to westbound and eastbound (until May 22) County Road 42 will remain open.

Businesses along the County Road 42 corridor will remain open and will be allowed additional directional signage during construction. Motorists are encouraged to plan ahead when shopping or dining in the area.

The project will include an updated roadway, signals and signage – as well an extension of the existing left turn lane at the junction of County Road 42 and the I-35W north ramp.