MoDOT to close eastbound I-270 ramps for two months starting August 29

Drivers who regularly use the eastbound I-270 exit ramp to West Florissant Avenue or the Washington Street/Elizabeth Avenue entrance ramp to eastbound I-270 should be aware that MoDOT will close both ramps, beginning at 7 a.m., Monday, August 29In addition, an entrance ramp connecting Pershall Road to eastbound I-270 will open near Moonlight Drive.

Upon completion of the two-month closure, the exit ramp from eastbound I-270 to Pershall Road will be located near Washington Street/Elizabeth Avenue. Switching the entrance and exit ramp locations will improve mobility and safety.

During the closures, signed detours will direct motorists from eastbound I-270 to exit at Washington Street/Elizabeth Avenue and continue traveling eastbound on Pershall Road to West Florissant Avenue.

Please visit the I-270 North Project website at: to learn more about planned detours and other details of the project, including a project overview, detour maps and videos, and information about completed and planned construction.

Travelers can also contact MoDOT’s customer service center at: 314-275-1500 or email the I-270 North Project Team at: