US Bridges

Box Canyon Road over Red Mountain Creek

Fair

Ouray County, Colorado · Exit Road from Box Canyon · Structure no. OURAY-BOX CAN-A

Built
1990
35 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
220
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Box Canyon Road over Red Mountain Creek is a steel stringer/multi-beam or girder carrying Box Canyon Road over Red Mountain Creek in Ouray County, Colorado. It was built in 1990, so it is 35 years old, younger 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 220 vehicles a day, projected to reach 242 by 2042. The structure is 27 ft (8.2 m) long and 19 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBox Canyon Road
CrossesRed Mountain Creek
LocationExit Road from Box Canyon
RouteCity Street 0
Coordinates38.01933, -107.67619
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span23 ft (7.1 m)
Deck width19 ft (5.9 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2022)
Projected traffic242 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
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 Box Canyon Road over Red Mountain Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Box Canyon Road over Red Mountain Creek 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 October 2023.

How much traffic does Box Canyon Road over Red Mountain Creek carry?

About 220 vehicles per day (2022 count).

How long is Box Canyon Road over Red Mountain Creek?

The structure is 27 ft (8.2 m) long with a longest span of 23 ft (7.1 m) and a deck 19 ft wide.

Who owns Box Canyon Road over Red Mountain Creek?

It is owned by the City or Municipal Highway Agency.