Phase 1 (Red Phase) of this project is already complete, it is TIP # ICH-12-008. Construction of flyover ramps to replace the existing loop ramps for the northbound I-235 to westbound US-54 and southbound I-235 to eastbound US-54 movements, construction of auxiliary lanes on I-235 from US-54 to the Central interchange, and reconstruction of the West Street interchange.
Phase 2 (Blue Phase) scope: Reconstruct ramps from US 54/400 west-bound to I-235 north-bound and south-bound
Phase 3 (Yellow Phase) scope: Reconstruct US 54 West of Hoover to Edward
Phase 4 (Green Phase) scope: Reconstruct I-235 from Maple to quarter-mile north of Central & the I-235/Central interchange