US 287 Ml over North Butte Creek
Prowers County, Colorado · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 287 Ml over North Butte Creek in Prowers County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1976, making it 49 years old at the 2025 inventory.
- It carries about 3,500 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 24 of the 138 inventoried bridges in Prowers County rated good (17.4%); 18 (13.0%) 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 → (37.68653, -102.61413)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 49 ft |
| Location | 26 miles South of Lamar |
| NBI structure number | N-26-S |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Prowers County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 50 Ml over Lamar Canal | 1931 | 13,000 | Fair |
| US 287 Ml over Fort Bent Canal | 1947 | 9,200 | Fair |
| US 50 Ml over Vista Del Rio Canal | 1979 | 7,800 | Fair |
| US 50 Ml over Amity Canal | 1982 | 7,800 | Fair |
| US 50 Ml over Wiley Drainage Ditch | 1981 | 7,800 | Fair |
| US 50 Ml Wbnd over Arkansas River | 1989 | 4,700 | Fair |
All bridges nearby: Prowers County, CO bridge conditions · every bridge in Prowers County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.