 Route 4 begins at a fork in the alignment of U.S. Route 1 in the community of North Kingstown ; the two left lanes of US 1 default onto Route 4 north , with the right @-@ hand lane carrying Tower Hill Road and US 1 north into the village of Wickford . Route 4 heads in a northwestern direction as a four @-@ lane divided highway , crossing West Allenton Road at an at @-@ grade intersection with a traffic signal after approximately 0 @.@ 5 miles ( 0 @.@ 80 km ) . The highway continues on a northwesterly projection , passing to the northeast of Kettle Hole Pond and to the southwest of Secret Lake in a heavily forested region . After Secret Lake , the highway curves to the north , crossing Oak Hill Road at another at @-@ grade intersection . 
 Route 4 <a href='uninflect' title='1'><mark>begins</mark></a> at a fork in the alignment of U.S. Route 1 in the community of North Kingstown ; the two left lanes of US 1 default onto Route 4 north , with the right @-@ hand lane carrying Tower Hill Road and US 1 north into the village of Wickford . Route 4 heads in a northwestern direction as a four @-@ lane<a href='been_done' title='2'><mark></mark></a> divided highway , crossing West Allenton Road at an at @-@ grade intersection with a traffic signal after approximately 0 @.@ 5 miles ( 0 @.@ 80 km ) . The highway <a href='uninflect' title='3'><mark>continues</mark></a> on a northwesterly projection , passing to the northeast of Kettle Hole Pond and to the southwest of Secret Lake in a heavily forested region . After Secret Lake , the highway <a href='uninflect' title='4'><mark>curves</mark></a> to the north , crossing Oak Hill Road at another at @-@ grade intersection . 
Route 4 begin at a fork in da alignment of U.S. Route 1 in tdacommunity of North Kingstown ; thdawo left lanes of US 1 default onto Route 4 north , with the rite @-@ hand lane carrying Tower Hill Road and US 1 north into thedallage of Wickford . Route 4 heads in a northwestern direction as a four @-@ lane done divided highway , crossing West Allenton Road at an at @-@ grade intersection witt a traffic signal after approximately 0 @.@ 5 miles ( 0 @.@ 80 km ) . The dahway continue on a northwesterly projection , passing to the northeast of Kettle Hole Pond and to the southwest of Secret Lake in a heavily forested region . After Secret Lake , the highway curve to the north , crossing Oak Hill Road at another at @-@ grade intersection .