Pr 66 3.8 Km over Grande De Loiza River
Carolina Municipio, Puerto Rico · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Pr 66 3.8 Km over Grande De Loiza River in Carolina 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 2007, making it 18 years old at the 2025 inventory.
- It carries about 36,300 vehicles a day (traffic count year 2017).
- It is one of 45 of the 75 inventoried bridges in Carolina Municipio rated fair (60.0%); 9 (12.0%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: substructure 8 to 7.
- Its most recent inspection on record is dated March 2024, 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 → (18.36694, -65.96383)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 1,156 ft |
| Location | 3.08 Miles SE of Carolina |
| NBI structure number | 027911 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2024 |
| 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 Carolina Municipio
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Monserrate 2.6 Km over Pr 26 Loiza Exp 13.6 Km | 1968 | 116,300 | Poor |
| Pr 26 14.8 Km over Fragoso Avenue | 1978 | 72,000 | Fair |
| Pr 3 6.7 Km over San Anton Creek | 1953 | 62,300 | Fair |
| Pr 26 8.30 Km over Drainage Channel | 1959 | 54,200 | Fair |
| Pr 26 9 Km over Los Angeles Avenue | 1996 | 54,200 | Fair |
| Pr 26 Eabd 11 Km over SUAREZ CHANNEL & PR | 1965 | 50,400 | Fair |
All bridges nearby: Carolina Municipio, PR bridge conditions · every bridge in Carolina Municipio · Puerto Rico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.