Pennsylvania Route 518
| Route information | ||||
|---|---|---|---|---|
| Maintained by PennDOT, City of Farrell, City of Sharon | ||||
| Length | 8.560 mi (13.776 km) | |||
| Major junctions | ||||
| South end | PA 18 in Hermitage | |||
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| North end | PA 18 in Hermitage | |||
| Location | ||||
| Country | United States | |||
| State | Pennsylvania | |||
| Counties | Mercer | |||
| Highway system | ||||
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Pennsylvania Route 518 (PA 518) is an 8.5-mile-long (13.7 km) state highway located in Mercer County, Pennsylvania. The southern terminus is at PA 18 in Hermitage. The northern terminus is at PA 18 in Hermitage.