- Miami Circle to Lenox Square: Construction is mobilizing on this one-mile stretch of PATH400. Expect work to begin January 2018 and finish in Summer 2018.
- Adina Dr. from Garson to Lindbergh: Construction begins January 2018 and will finish in approximately three months.
- Lenox Rd. to Wieuca Rd.: The first contiguous mile of PATH400 runs from the Buckhead Loop (where the BUCKHEAD wall is) , across Old Ivy Rd. and up to Wieuca Rd.
- Garson Dr. from Piedmont to Adina
- Adina Rd. from Sidney Marcus to Miami Circle