 Route 77 heads north from Route 49 and County Route 609 ( CR 609 ) in Bridgeton , Cumberland County on Pearl Street . In a short distance , the route intersects CR 670 and then crosses CR 552 , which ends a block to the west at Laurel Street . It continues north through residential areas of Bridgeton , meeting CR 665 and CR 659 . Route 77 heads into a commercial area , crossing into Upper Deerfield Township at the junction with Laurel Plaza Drive . The route intersects the western terminus of Route 56 and CR 622 , where the route is briefly a four @-@ lane road . Past this junction , Route 77 heads into farmland , where it encounters several county roads including CR 704 , CR 617 , and CR 658 . It heads north into Seabrook , where it meets CR 743 and CR 711 . Route 77 intersects CR 612 and CR 630 before crossing CR 540 in Deerfield . Past CR 540 , the route has junctions with CR 640 and CR 730 . Route 77 then encounters CR 614 , the last county route intersection in Cumberland County . 
