County Road 45 over I 70 Ml
Kit Carson County, Colorado · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Road 45 over I 70 Ml in Kit Carson County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1966, making it 59 years old at the 2025 inventory.
- It carries about 112 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 40 of the 130 inventoried bridges in Kit Carson County rated good (30.8%); 2 (1.5%) 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 → (39.29392, -102.33469)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete tee beam |
| Length | about 247 ft |
| Location | 3 Mi. W. of Jct. US 385 |
| NBI structure number | G-27-U |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Kit Carson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 70 Ml over Draw | 1967 | 9,900 | Fair |
| I 70 Ml over Draw | 1969 | 9,900 | Fair |
| I 70 Ml over Draw | 1966 | 9,200 | Fair |
| I 70 Ml over Draw | 1964 | 9,000 | Fair |
| I 70 Ml over Drain Ditch | 1968 | 8,000 | Fair |
| I 70 Ml Ebnd over Republican River | 1975 | 5,000 | Fair |
All bridges nearby: Kit Carson County, CO bridge conditions · every bridge in Kit Carson County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.