IRR BIA RTE 204 over Navajo Canyon
FairMontezuma County, Colorado · 23.3 KM SE of Towaoc CO · Structure no. 00000000000M607
- Built
- 1975
- 50 years old
- Condition
- Fair
- inspected March 2023
- Type
- Slab
- Concrete Continuous
- Length
- 67 ft
- 3 main spans
- Daily traffic
- 100
- 2023 count
- Owner
- Federal
- Bureau of Indian Affairs
About this bridge
IRR BIA RTE 204 over Navajo Canyon is a concrete continuous slab carrying IRR BIA RTE 204 over Navajo Canyon in Montezuma County, Colorado. It was built in 1975, so it is 50 years old, older than the Colorado average of 42.2 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 117 by 2043. The structure is 67 ft (20.4 m) long and 33 ft wide. If it were closed, the detour would be 29.2 mi (47 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IRR BIA RTE 204 over Navajo Canyon built?
It was built in 1975, making it 50 years old in 2025.
What condition is IRR BIA RTE 204 over Navajo Canyon in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.
How much traffic does IRR BIA RTE 204 over Navajo Canyon carry?
About 100 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is IRR BIA RTE 204 over Navajo Canyon?
The structure is 67 ft (20.4 m) long with a longest span of 25 ft (7.6 m) and a deck 33 ft wide.
Who owns IRR BIA RTE 204 over Navajo Canyon?
It is owned by the Bureau of Indian Affairs.