US Bridges

County Road 24 over Dallas Creek

Good

Ouray County, Colorado · 3.2 MI W of US 550 · Structure no. OUR24-1.0-09A

Built
1999
26 years old
Condition
Good
inspected October 2023
Type
Frame
Concrete
Length
27 ft
1 main span
Daily traffic
399
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 24 over Dallas Creek is a concrete frame carrying County Road 24 over Dallas Creek in Ouray County, Colorado. It was built in 1999, so it is 26 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 399 vehicles a day, roughly 2% of them trucks, projected to reach 439 by 2042. The structure is 27 ft (8.2 m) long and 48 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCounty Road 24
CrossesDallas Creek
Location3.2 MI W of US 550
RouteCounty Highway 0
CountyOuray County
StateColorado
Coordinates38.17216, -107.7955
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span25 ft (7.7 m)
Deck width48 ft (14.6 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic399 (2022)
Projected traffic439 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 County Road 24 over Dallas Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is County Road 24 over Dallas Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does County Road 24 over Dallas Creek carry?

About 399 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County Road 24 over Dallas Creek?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.7 m) and a deck 48 ft wide.

Who owns County Road 24 over Dallas Creek?

It is owned by the County Highway Agency.