US 31 Added Travel Lanes Improvement
Owner: Indiana Department of Transportation
Location: Indianapolis, IN
IEI is providing Phase I engineering services to upgrade US 31 to a fully controlled access freeway with nine new interchanges and an additional five over/under passes.
IEI is performing a Location Drainage Study for a one-mile section of US 31 corridor around 191st Street interchange and the affected local roads. IEI is also providing a Hydraulic Report and HEC RAS hydraulic modeling for Jones Ditch and Lindley Ditch that is passing under US 31.