SR-12 over Paria River
Garfield County, Utah · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR-12 over Paria River in Garfield County, Utah, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1957, making it 68 years old at the 2025 inventory.
- It carries about 1,160 vehicles a day (traffic count year 2014).
- Its listed owner is the state highway agency.
- It is one of 68 of the 93 inventoried bridges in Garfield County rated fair (73.1%); 5 (5.4%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Status change: newly posted for load since 2024.
- Its most recent inspection on record is dated April 2023, on a 24-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- 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 → (37.56778, -112.05167)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 206 ft |
| Location | East Side of Cannonville |
| NBI structure number | 0C 281 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Utah department of transportation.
Busiest bridges in Garfield County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR-12 over Red Canyon Wash | 1971 | 3,099 | Fair |
| SR-12 over Butch Cassidy Wash | 1971 | 3,099 | Fair |
| SR-12 over Sevier River | 2003 | 3,099 | Good |
| US-89 (SR-89) over Panguitch Creek | 1978 | 2,622 | Fair |
| US-89 (SR-89) over Sandy Creek | 1931 | 2,536 | Fair |
| SR-12 over East Fork Sevier River | 1961 | 2,460 | Fair |
All bridges nearby: Garfield County, UT bridge conditions · every bridge in Garfield County · Utah bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.