Pennsylvania Route 546
Pennsylvania Route 546 (PA 546) is a state highway in the northernmost regions of McKean County, Pennsylvania. The route, known locally as Oil Valley Road, begins at an intersection with PA 346 in the community of Duke Center (located in Otto Township). The highway heads northward, through mountainous regions before crossing the state line and into New York. PA 546 was designated in the 1928 numbering of state highways in the commonwealth. The route was under construction and unpaved for two years afterward, and by 1930, the route was complete and has remained virtually intact since. Route description PA 546 begins at an intersection with PA 346 in the community of Duke Center. The highway, known locally as Oil Valley Road, progresses to the northeast, intersecting with a short connector back to PA 346 (SR 9112). Duke Center is small and PA 546 runs along the center of the community. The community and PA 546 run along the base of the mountain. PA 546 parallels the Knapp Creek, and after an intersecting with Galespie Hollow Road, the highway leaves Duke Center. Continuing northward, the highway enters the community of Oil Valley, which the road is named for. At an intersection