Road Closures For IRONMAN

  • Thursday, September 21, 2023

The Chattanooga Division of Transportation welcomes IRONMAN this upcoming weekend. It recommends that spectators and visitors park in the lots and garages surrounding downtown and utilize the Free Electric Shuttle and the Bike Chattanooga bike share system. Bike Chattanooga Ambassadors will be at bike share stations offering assistance as needed.

Public activities start Saturday morning with the IRONKID's race at 9 a.m. on Riverfront Parkway. The IRONMAN Expo area will be open on the Chattanooga Green on Thursday from 12-5 p.m., Friday from 9 a.m.-7 p.m. and Saturday from 9 a.m.-3 p.m.

The Tennessee River will be closed to pleasure crafts between Ross's Landing and the Chickamauga Dam from 5-10:30 a.m. on Sunday. This includes the Rivermont Park and the Tennessee Riverpark boat ramps.

IRONMAN starts early Sunday morning with the swim portion at 7:30 a.m. and athletes will be transitioning to the bike race from about 8:10 a.m.-1 p.m. Traffic will be stopped from crossing the cyclists' lane when they are present between 8 a.m.-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, Barton Avenue, Hixson Pike, and Riverview Road between 12:25 p.m. and 12:40 a.m.

Spectators are encouraged to make the most of this unprecedented opportunity for Chattanooga. Links to the Ironman Spectator Guide, Travel Tips, and maps of the routes be found on the 2023 IRONMAN Chattanooga website.

Closure details:

Riverside Drive/Riverfront Parkway between Aquarium Way and Molly Street, Chestnut Street between Aquarium Way and Riverfront Parkway, Power Alley from the parking lot to Riverfront Parkway, and the southbound Veterans Bridge ramp to Riverside Drive will be closed from 10 a.m. on Wednesday until 8 p.m. on Monday for the IRONMAN setup, race, and take-down.

The right eastbound lane of Riverfront Parkway between Molly Lane and Market Street, the right southbound lane of Market Street between West 20th Street and West 40th Street (the I-24 on-ramp and off-ramp at Market Street will be closed), West 40th Street between Alton Park Blvd and Tennessee Avenue, and all streets crossing this route will be controlled by CPD officers. The intersections of St Elmo Avenue and Virginia Avenue at West 45th Street will be 4-way stops from 8 a.m.-6 p.m. on Sunday for the IRONMAN 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 lane of the Veterans Bridge between East 3rd 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 12:25 p.m. on Sunday until 1 a.m. on Monday for the IRONMAN run portion.

New Closures for 2023:

Since IRONMAN 2022, a new frontage road was completed between Broad Street and Market Street. Below are the new roads and ramps that will be closed for the bike section of the race:

Exit 178A, I-24 eastbound ramp to Broad Street; Detour to Rossville Blvd exit 180B or HWY 27 northbound ramp to MLK Blvd

Lookout Mtn/Broad St exit ramp from HWY 27 southbound; Detour to Rossville Blvd exit 180B

New Frontage Road between Broad Street and Market Street

Williams Street at the new Frontage Road

These closures were not previously reported on the 2023 Traffic Impact mailer.

View CDOT's map of events and road closures for full details of these activities and other projects underway in our public space.

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