Pr 423 2.3 Km over Culebrinas River
San Sebastián Municipio, Puerto Rico · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Pr 423 2.3 Km over Culebrinas River in San Sebastián Municipio, Puerto Rico, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 2000, making it 25 years old at the 2025 inventory.
- It carries about 1,800 vehicles a day (traffic count year 2017).
- Its listed owner is the state highway agency.
- It is one of 25 of the 32 inventoried bridges in San Sebastián Municipio rated fair (78.1%); 3 (9.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated good in the 2024 inventory and is now fair (deck 7 to 6).
- Its most recent inspection on record is dated October 2023, on a 24-month routine inspection cycle.
- 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 → (18.34526, -67.04422)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 6 | Satisfactory condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 301 ft |
| Location | 7KM. N.W. San Sebastian |
| NBI structure number | 026181 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Puerto Rico department of transportation.
Busiest bridges in San Sebastián Municipio
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Pr 111 over El Salto Creek | 1980 | 26,000 | Poor |
| Pr 111 over El Salto Creek | 1980 | 26,000 | Good |
| Pr 111 15.1 Km over Aguas Saladas Creek | 1980 | 19,700 | Fair |
| Off Pr 111 15.4 Km over Culebrinas River | 1996 | 19,700 | Fair |
| Pr 111 18.5 Km over Guatemala River | 1978 | 19,100 | Good |
| Pr 111 over Waterway | 1980 | 18,000 | Fair |
All bridges nearby: San Sebastián Municipio, PR bridge conditions · every bridge in San Sebastián Municipio · Puerto Rico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.