US Bridges

IRR BIA RTE 204 over Ute Canyon

Fair

Montezuma County, Colorado · 21.7 KM Se. of Towaoc CO · Structure no. 00000000000M606

Built
1975
50 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
100
2023 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 204 over Ute Canyon is a prestressed concrete stringer/multi-beam or girder carrying IRR BIA RTE 204 over Ute 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 5% of them trucks, projected to reach 117 by 2043. The structure is 68 ft (20.6 m) long and 33 ft wide. If it were closed, the detour would be 44.7 mi (72 km).

CarriesIRR BIA RTE 204
CrossesUte Canyon
Location21.7 KM Se. of Towaoc CO
RouteFederal Lands Road 204
Coordinates37.06284, -108.5523
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.9 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length68 ft (20.6 m)
Longest span66 ft (20.1 m)
Deck width33 ft (10 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic117 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.7 mi (72 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR BIA RTE 204 over Ute Canyon built?

It was built in 1975, making it 50 years old in 2025.

What condition is IRR BIA RTE 204 over Ute 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 Ute Canyon carry?

About 100 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is IRR BIA RTE 204 over Ute Canyon?

The structure is 68 ft (20.6 m) long with a longest span of 66 ft (20.1 m) and a deck 33 ft wide.

Who owns IRR BIA RTE 204 over Ute Canyon?

It is owned by the Bureau of Indian Affairs.