Pr 420 3.2 Km over Culebrinas River
Moca Municipio, Puerto Rico · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Pr 420 3.2 Km over Culebrinas River in Moca Municipio, Puerto Rico, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1978, making it 47 years old at the 2025 inventory.
- It carries about 500 vehicles a day (traffic count year 2017).
- Its listed owner is the state highway agency.
- It is one of 7 of the 15 inventoried bridges in Moca Municipio rated fair (46.7%); 3 (20.0%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (18.35239, -67.06434)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 7 | Good condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 198 ft |
| Location | 3 Km South of Pr 111 |
| NBI structure number | 016071 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Puerto Rico department of transportation.
Busiest bridges in Moca Municipio
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Pr-111 over Stream | 1901 | 17,300 | Good |
| Pr 110 10.05 Km over Culebrinas River | 1955 | 9,000 | Poor |
| Pr 125 4.6 Km over Grande Creek | 1921 | 4,800 | Fair |
| Pr 110R 1.2 Km over Pr 111 4.4 Km | 1970 | 3,600 | Poor |
| Off Pr 110 10.7 Km over Creek | 1965 | 3,600 | Good |
| City St 2.05 Km over Waterway | 2009 | 3,600 | Fair |
All bridges nearby: Moca Municipio, PR bridge conditions · every bridge in Moca Municipio · Puerto Rico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.