Merge Onto I-75 S/I-85 S And Keep Left, Then Take I-85 S Toward The Airport. Exit At Senoia Rd, Merge, And Continue On Fairburn Industrial Blvd. Turn Left Onto Us-29/Ga-14, Then Right Onto Ga-154 E. Turn Left Onto Carlton Rd, Then Right Onto Brentwood Blvd. Finally, Turn Left Onto Chestnut Oak Dr, And You'll Arrive At 509 Chestnut Oak Dr.