From North or South: I-65 to I-459 Merge onto US-280 W/AL-38 W via exit number 19 toward Mountain Brook. Turn left onto Cahaba River Road/AL-91. Turn slight right onto Dolly Ridge Road. Turn right onto Gresham Drive. From East or West: I-20 to I-459 Merge onto US-280 W/AL-38 W via exit number 19 toward Mountain Brook. Turn left onto Cahaba River Road/AL-91. Turn slight right onto Dolly Ridge Road. Turn right onto Gresham Drive.