PR 829 km 0.01 over Unknown Creek
Toa Alta Municipio, Puerto Rico · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- PR 829 km 0.01 over Unknown Creek in Toa Alta Municipio, Puerto Rico, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2004, making it 21 years old at the 2025 inventory.
- It carries about 14,300 vehicles a day (traffic count year 2017).
- Its listed owner is the state highway agency.
- It is one of 6 of the 17 inventoried bridges in Toa Alta Municipio rated good (35.3%); 3 (17.6%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (18.33482, -66.19073)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 8 | Very good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 38 ft |
| Location | 5 kms southeast of Toa Al |
| NBI structure number | 027711 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Puerto Rico department of transportation.
Busiest bridges in Toa Alta Municipio
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Pr 165 11.6 Km over Lajas River | 1978 | 31,700 | Poor |
| Pr 861 5.0 Km over Bucarabones River | 2004 | 21,000 | Good |
| Pr-861 over Waterway | 2012 | 21,000 | Fair |
| Pr 861 over La Plata River | 1979 | 14,400 | Poor |
| Pr 819 over Bucarabones River | 1970 | 10,700 | Fair |
| Pr 824 0.7 Km over La Plata River | 1951 | 8,700 | Poor |
All bridges nearby: Toa Alta Municipio, PR bridge conditions · every bridge in Toa Alta Municipio · Puerto Rico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.