Massac Co. – Ramp closures will begin Tuesday at the New Columbia/Big Bay interchange on I-24 in Massac County, weather permitting, so bridge repairs can begin. According to IDOT, the southbound exit ramp on the eastbound side and the northbound entrance ramp on the westbound side of I-24 will be closed. Work includes joint reconstruction, deck repairs, overlay removal and replacement, bearing replacement and substructure repairs. The work is expected to last five weeks. You should reduce speed, be alert to equipment and workers and use extreme caution when traveling through this area. To avoid any delays, you should seek an alternate route.