Ironman 70.3 World Championship road closures and race course

- The Tennessee River will be closed to boaters between Ross's Landing and River Mile 469 (behind the Boathouse Restaurant) from 5-10:30 a.m. on Saturday and Sunday. This includes the Tennessee Riverpark boat ramps.

- Ironman starts early both Saturday and Sunday mornings, with the swim portion at 6:50 a.m. and athletes will be transitioning to the bike race from about 7:30-9:30 a.m. Traffic will be stopped from crossing the cyclists' lane when they are present between 8 a.m. and 6 p.m. on Riverfront Parkway, West 20th Street, Broad Street, Market Street, and Alton Park Boulevard. Runners will be on the Riverwalk, Amnicola Highway, the Veterans Bridge and Barton Avenue between 9:30 a.m. and 4:30 p.m.

- The right eastbound lane of Riverfront Parkway between Molly Lane and Market Street, full closure of Market Street between West 20th Street and West 40th Street, West 40th Street between Alton Park Boulevard and Tennessee Avenue, and the Interstate 24 on-ramp and southbound off-ramp at Market Street will be closed and all streets crossing that route will be controlled by police officers. Ochs Highway, Sanders Road, Guild Trail and Everett Street will be closed from 7-11 a.m. both days. The intersections of St. Elmo Avenue and Virginia Avenue at West 45th Street and West 42nd Street will be four-way stops from 5 a.m.-1 p.m. on Saturday and Sunday for the bike portion. Cyclists will also be on Tennessee Avenue and St. Elmo Avenue to the state line, riding with traffic.

- The right eastbound lane of Frazier Avenue between Forest Avenue and the Veterans Bridge, the right northbound lane of Barton Avenue between Frazier Avenue and Baker Street, the right northbound bike lane of the Veterans Bridge between East Third Street and Barton Avenue, the right westbound lane of Amnicola Highway between Old Curtain Pole Road and Lindsay Street, Riverside Drive between Lindsay Street and Molly Lane, the Battery Place off-ramp from Riverside Drive, Aquarium Way between Riverside Drive and Walnut Street will be closed and all streets crossing this route will be controlled by CPD officers to give right-of-way to the runners from 9:30 a.m.-4:30 p.m. on Saturday and Sunday for the run portion.

View Our Ironman 2017 Coverage