Puerto Rico Highway 518
| Ruta 518 | ||||
| Route information | ||||
| Maintained by Puerto Rico DTPW | ||||
| Length | 12.1 km (7.5 mi) | |||
| Existed | 1953–present | |||
| Major junctions | ||||
| West end | PR-131 in Guilarte | |||
| East end | PR-123 in Adjuntas barrio-pueblo | |||
| Location | ||||
| Country | United States | |||
| Territory | Puerto Rico | |||
| Municipalities | Adjuntas | |||
| Highway system | ||||
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Puerto Rico Highway 518 (PR-518) is a rural road located entirely in the municipality of Adjuntas, Puerto Rico. With a length of 12.1 kilometers (7.5 mi), it begins at its intersection with PR-123 in downtown Adjuntas and ends at its junction with PR-131 in Guilarte barrio.