Wyo 13 over Rock Creek
Albany County, Wyoming · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Wyo 13 over Rock Creek in Albany County, Wyoming, 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 1966, making it 59 years old at the 2025 inventory.
- It carries about 251 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 78 of the 125 inventoried bridges in Albany County rated fair (62.4%); 4 (3.2%) 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 May 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 → (41.72302, -106.00539)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 83 ft |
| Location | Rock River - Jct I-80 |
| NBI structure number | CIV |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 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 Wyoming department of transportation.
Busiest bridges in Albany County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 30 / I-80 Bus over Spring Creek | 1981 | 14,833 | Fair |
| US 287 over Spring Creek | 1963 | 11,163 | Fair |
| I-80 Wbl over Laramie River | 1962 | 9,845 | Fair |
| I-80 Wbl over UPRR | 2001 | 9,845 | Fair |
| I-80 Wbl over US 287 | 2001 | 9,845 | Fair |
| I-80 Ebl over Laramie River | 1962 | 9,750 | Fair |
All bridges nearby: Albany County, WY bridge conditions · every bridge in Albany County · Wyoming bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.