Portal:Rhode Island/Selected article/17
divided highway at an intersection with U.S. Route 1 in the town of North Kingstown, becoming a limited-access freeway shortly after an intersection with Oak Hill Road. Route 4 has four numbered interchanges before terminating in Warwick, where the northbound lanes merge into Interstate 95. All but the southernmost 1.2 miles (1.9 km) of Route 4 is a freeway. The southern portion of the route has three at-grade intersections with three northbound and two southbound traffic signals.