PHOENIX – The southbound Interstate 17 on-ramp at Thunderbird Road and off-ramp at Cactus Road will be closed for several months starting Wednesday night, April 28, for an ongoing regional drainage system project.
The southbound I-17 frontage road between Thunderbird and Cactus roads also will be closed as crews continue the installation of pipes to move stormwater in the area.
Drivers should plan on using alternate routes as needed, including other nearby on- and off-ramps at Greenway Road or Peoria Avenue, while the following restrictions are in place: