The following construction projects may affect commuter traffic in the region this week:

Interstate 70, from the East Topeka to Lecompton exits, widening project under way.

Kansas Highway 32 at Stranger Creek, bridge reduced to one lane for widening.

Interstate 435 from the Kansas-Missouri state line to 98th Street, lane closures for construction.

Interstate 635 at Parallel Parkway, all ramps closed for construction. Use exits at U.S. Highway 24 or 38th Street.

Southbound I-635 at Swartz Road, ramp closed.

Interstate 35 at Southwest Boulevard, traffic restricted to two lanes each direction and lane-width restricted to 11 feet for construction.

I-35 at 87th Street and U.S. Highway 69 southbound from I-35 to 91st Street, lane-width restrictions and ramp closures for construction. Detours posted.

The following projects may affect city traffic this week:

U.S. Highway 40 (Sixth Street) from Kansas Highway 10 to Folks Road, traffic carried through construction as U.S. 40 is widened to four lanes. Traffic between Wakarusa Drive and Folks Road reduced to one lane each direction.

Westbound Bob Billings Parkway at Lawrence Avenue, reduction to one lane during working hours for storm water project.

Sixth Street from Tennessee to Massachusetts streets, lane closures as needed for waterline installation.

Eighth and Massachusetts streets, traffic reduced to one lane for crosswalk repairs.

14th Street at Jayhawk Boulevard, closed for tunnel installation.

1200 and 1300 blocks of Delaware and Pennsylvania streets, closed for storm water improvements.