 On the Black Horse Pike, a four-lane divided highway line with businesses, the route soon crosses County Route 536 before leaving the Williamstown area and becoming a four-lane undivided road.US 322 continues southeast through predominantly forested areas with occasional development, intersecting County Route 538 and crossing the Southern Railroad of New Jersey's Southern Running Track line.In 2006, an average of 10,615 vehicles used the road daily in Gloucester County.