24 - hour service ; During Mondays through Fridays , service on Route 17 terminates at Broad Street & Pattison Avenue .
Route 71 replaces that route from that point all the way to the Philadelphia Naval Shipyard .
24 - hour service ; During Mondays through Fridays , service on Route 17 terminates at Broad Street & Pattison Avenue , while Route 71 replaces that route from that point all the way to the Philadelphia Naval Shipyard .