| Highway 122 | ||||
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| Avenida Angel Casto Pérez | ||||
| Route information | ||||
| Maintained by Puerto Rico DTPW | ||||
| Major junctions | ||||
| North end: |
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| South end: | San Germán | |||
| Highway system | ||||
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Puerto Rico Highway 122, or PR-122, is mostly an avenue connecting downtown San Germán with Highway 2. After intersecting with Highway 166, the avenue ends and the highway becomes a narrow, rural road until its end.