Ironman Triathlon means road closures for Madison on Sunday

The race features swimming in Lake Monona, bicycling in Dane County, and running in the Downtown and UW-Madison campus area. The race starts at 6:45 a.m. and lasts until about midnight.

Police will maintain local access across the route only when possible during gaps in the runners and bicyclists.

Bicycle route closures will last from 7:30 a.m. until 5:30 p.m. and will involve these Madison streets:

• Right lane of northbound John Nolen Drive from East Lakeside Street to Monona Terrace.
• East Lakeside Street east of John Nolen Drive.
• Olin-Turville Court.
• East Rusk Avenue from the Alliant Energy Center driveway to Rimrock Road.
• Rimrock Road ramps to and from the Beltline Highway.
• Badger Road west of Rimrock Road.

Run route closures will last from about 11 a.m. until midnight and are in the map.

Metro Transit bus detours are online.