Gps 2000 Adcock Rd 421 To Mamers Rd Turn R Onto Us-421 N 3.4 Mi Turn L Onto Us-401 S/Us-421 Turn R Onto Us-421 N Take Griffin Rd To Adcock Rd Turn L Onto Mamers Rd 0.2 Mi Turn R Onto Old Us Hwy 421 Turn L On Griffin & L On Adcock Rd