Pr 177 Eastbound over Bayamon River
Bayamón Municipio, Puerto Rico · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Pr 177 Eastbound over Bayamon River in Bayamón 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 52,800 vehicles a day (traffic count year 2017).
- Its listed owner is the state highway agency.
- It is one of 60 of the 79 inventoried bridges in Bayamón Municipio rated fair (75.9%); 9 (11.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated March 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 → (18.38394, -66.136)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 460 ft |
| Location | 3 Km Southeast of Bayamon |
| NBI structure number | 020852 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Puerto Rico department of transportation.
Busiest bridges in Bayamón Municipio
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Pr 22 over Pr 872 | 1976 | 106,600 | Fair |
| Pr 167 over Santa Catalina Creek | 1999 | 57,900 | Fair |
| Pr 22 over Pr 167 | 1976 | 56,600 | Fair |
| Pr 5 15.5 Km over Santa Juanita Creek | 1986 | 56,131 | Fair |
| Pr 2 over Santa Catalina Creek | 1943 | 55,551 | Fair |
| Ramp Pr 29 to Pr 5 over Waterway | 1996 | 52,600 | Good |
All bridges nearby: Bayamón Municipio, PR bridge conditions · every bridge in Bayamón Municipio · Puerto Rico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.