sentences:  State Route 324 is the designation for the ingress and egress roads to the Bon Air Learning Center, which was built on the grounds of the old Virginia Home and Industrial School for Girls in Chesterfield County.It extends from SR 718 through the learning center and back to SR 718.State Route 325 is the designation for the access road to the Barrett Learning Center, which was built on the grounds of the old Virginia Industrial School for Colored Girls in Hanover County.