I-20/I-220 BAFB interchange project more than halfway done The I-20/I-220 interchange project won't just impact people driving to and from Barksdale Air Force Base. (Source: KSLA) By Tayler Davis | February 3, 2021 at 2:04 PM CST - Updated February 3 at 9:31 PM BOSSIER CITY, La. (KSLA) - The Barksdale Air Force Base (BAFB) Interchange Access Project is set to be complete by the end of 2021. DOTD Secretary Dr. Shawn Wilson says the $74 million project is 60% complete. The goal of the project is create a smooth commute for those traveling to and from the base. He said it will also benefit residents in Bossier City.