US Bridges

County Road 54 over Rock Creek

Good

Yuma County, Colorado · 0.20 MI E of CO RD D · Structure no. YUM54-D.20-A

Built
1992
33 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
372
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 54 over Rock Creek is a prestressed concrete stringer/multi-beam or girder carrying County Road 54 over Rock Creek in Yuma County, Colorado. It was built in 1992, so it is 33 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 372 vehicles a day, roughly 24% of them trucks, projected to reach 436 by 2043. The structure is 87 ft (26.4 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Road 54
CrossesRock Creek
Location0.20 MI E of CO RD D
RouteCounty Highway 0
CountyYuma County
StateColorado
Coordinates40.35109, -102.75391
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.9 US tons
Inventory rating34.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length87 ft (26.4 m)
Longest span81 ft (24.8 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic372 (2023)
Projected traffic436 by 2043
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 54 over Rock Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is County Road 54 over Rock 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 December 2024.

How much traffic does County Road 54 over Rock Creek carry?

About 372 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is County Road 54 over Rock Creek?

The structure is 87 ft (26.4 m) long with a longest span of 81 ft (24.8 m) and a deck 35 ft wide.

Who owns County Road 54 over Rock Creek?

It is owned by the County Highway Agency.