Pr 378 over Guayanilla River
Fair Condition39 years old400 vehicles/day
Location
| State | Puerto Rico |
| County | Guayanilla Municipio |
| Location | 70 Mt Int Pr 378 & Pr |
| Carries | Pr 378 |
| Crosses | Guayanilla River |
| Coordinates | 18.05411, -66.78694 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 227.4 ft (69.3 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 35.8 ft (10.9 m) |
| Deck Area | 755.4 sq m |
| Main Spans | 4 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 400 (2017) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 018731 |