Routes 309, 313, and 315 Detour Alert

Effective Friday, March 14, 2025

Due to a construction project, buses are unable to make the right turn from Mayfield to westbound Corcoran in Chicago. As a result, Routes 309, 313, and 315 will detour as follows:

Routes 309 & 313 Westbound Detour

Depart Lake/Austin → Lake → Mayfield → Corcoran → Menard → Lake → Regular routing

Route 315 Southbound Detour

Depart Lake/Austin → Lake → Mayfield → Corcoran → Menard → Lake → Austin → Regular routing

During this detour, Routes 309, 313, and 315 will not operate on Corcoran Place west of Mayfield Avenue. Also, Routes 309 and 313 will not operate on South Boulevard or Lombard Avenue.

Buses will resume regular service in this area when construction is complete.