US Bridges

County Road 57 over Big Creek

Good

Mesa County, Colorado · .7 MI N of CR Ke · Structure no. MESA-57-N.5A

Built
1988
37 years old
Condition
Good
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
218
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 57 over Big Creek is a prestressed concrete tee beam carrying County Road 57 over Big Creek in Mesa County, Colorado. It was built in 1988, so it is 37 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 218 vehicles a day, roughly 2% of them trucks, projected to reach 255 by 2042. The structure is 60 ft (18.3 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 57
CrossesBig Creek
Location.7 MI N of CR Ke
RouteCounty Highway 0
Coordinates39.21855, -107.98894
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating61.1 US tons
Inventory rating36.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span56 ft (17.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic218 (2022)
Projected traffic255 by 2042
Trucks2%
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 57 over Big Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is County Road 57 over Big 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 January 2024.

How much traffic does County Road 57 over Big Creek carry?

About 218 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County Road 57 over Big Creek?

The structure is 60 ft (18.3 m) long with a longest span of 56 ft (17.2 m) and a deck 32 ft wide.

Who owns County Road 57 over Big Creek?

It is owned by the County Highway Agency.