The Hawaii Department of Transportation advises Big Island motorists of the road closure schedule for state routes for the 2019 Kona Ironman Triathlon on Saturday, October 12 and Sunday, October 13.
 
Lanes will begin to close on Queen Kaahumanu Highway starting at Henry Street at 6:30 a.m., Saturday, October 12 and move northbound. Lane closures are expected to be in place between 6:30 a.m. on Saturday morning through 1 a.m. on Sunday morning, depending on the location.
 
The following are lane closures on state roadways:
 
  • Queen Kaahumanu Highway (Route 19) – All lanes closed in both directions between Palani Road and Kaiminani Drive from 6:30 a.m. on Saturday, Oct. 12, through 1 a.m. on Sunday, Oct. 13. Motorists are advised to use Ane Keohokalole Highway as an alternate route. Access for Kohanaiki Subdivision residents will be allowed via Hina Lani Street and Hulikoa Drive. Motorists may access Kona International Airport via Kaiminani Drive.
  • Queen Kaahumanu Highway (Route 19) – All lanes closed in both directions between Kawaihae Road and Kaiminani Drive from 7 a.m. to 6:15 p.m., Saturday, Oct. 12. Access will be allowed for guests only to and from hotel resorts via Waikoloa Road and Kawaihae Road.
  • Akoni Pule Highway (Route 270)– All lanes closed in both directions between Kawaihae Road and Hawi Town from 8 a.m. to 4:15 p.m., Saturday, Oct. 12.
Electronic message boards will be displayed to let motorists know about the closures. 
Motorists are advised to allow for extra travel time, use alternate routes, and drive with caution through the race areas.
 
A map showing the triathlon road closures can be found at (link to NTM). Lane closures will be posted to HDOT’s website