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

U.S. Highway 59/Interstate 35 interchange at Ottawa, traffic restricted to two lanes for ramp reconstruction.

Kansas City Chiefs vs. St. Louis Rams, noon today, Arrowhead Stadium.

Kansas University men’s basketball vs. Emporia State University, 7 p.m. Saturday, Allen Fieldhouse.

The following city construction projects may affect traffic this week:

North Third Street, Maiden Lane to North Street, closed for milling and overlay.

21st Street, Ousdahl Road to east of Naismith Drive; 19th Terrace, 20th Street and 20th Terrace; Ousdahl Road, 19th Street to 21st Street; 21st Street, Stewart Avenue to Ousdahl Road, closed to through traffic for storm sewer improvements.

Intersection of Ninth and Iowa streets, traffic interruptions for waterline installation.

West Fifth Street, California Street west to 1924 W. Fifth St., local traffic only for waterline installation.

31st Street, Ousdahl Road to Iowa Street, traffic reduced to one lane each direction for road improvements.

North Michigan Street, no through traffic north of the Woodcreek Townhomes entrance to Riverridge Road for road improvements.

Clinton Parkway at Lawrence Avenue, temporary traffic interruptions for traffic signal improvements.

Lawrence Avenue, Sixth Street to Princeton Avenue, intermittent lane closures for street repairs.

Trail Road, Lawrence Avenue to Folks Road, intermittent lane closures for street repairs.