I-275 Construction Underway August 4, 2022 Drivers using I-275 to reach Detroit Metropolitan Wayne County Airport (DTW) should allow themselves extra time due to construction. The second year of the I-275 project is underway. Michigan Department of Transportation (MDOT) crews are rebuilding southbound I-275 from 6 Mile Road to Northline Road with both directions of traffic on the northbound side. There will also be bridge and ramp work on the southbound side. For the latest information, please visit MDOT’s website: Revive275.org.