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

U.S. Highway 75, at 46th Street, traffic detoured through roundabout for construction.

Kansas City Chiefs vs. San Diego Chargers, noon today, at Arrowhead Stadium, Kansas City, Mo.

The following city construction projects may affect traffic this week:

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

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

Tennessee Street, 1400 block east side, reduced to one lane of traffic during work day for sidewalk repair.

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

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