US Bridges

07-C012 over Cimarron River

Good

Colfax County, New Mexico · 0.9 MI S of JCT NM-58 · Structure no. 000000000008377

Built
1981
44 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
84 ft
3 main spans
Daily traffic
137
2023 count
Owner
County
County Highway Agency

About this bridge

07-C012 over Cimarron River is a concrete continuous slab carrying 07-C012 over Cimarron River in Colfax County, New Mexico. It was built in 1981, so it is 44 years old, younger than the New Mexico average of 51.5 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 137 vehicles a day, projected to reach 186 by 2043. The structure is 84 ft (25.6 m) long and 27 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
Carries07-C012
CrossesCimarron River
Location0.9 MI S of JCT NM-58
RouteCounty Highway 7012
CountyColfax County
StateNew Mexico
Coordinates36.47038, -104.83229
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60.7 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length84 ft (25.6 m)
Longest span32 ft (9.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137 (2023)
Projected traffic186 by 2043
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 07-C012 over Cimarron River built?

It was built in 1981, making it 44 years old in 2025.

What condition is 07-C012 over Cimarron River 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 May 2023.

How much traffic does 07-C012 over Cimarron River carry?

About 137 vehicles per day (2023 count).

How long is 07-C012 over Cimarron River?

The structure is 84 ft (25.6 m) long with a longest span of 32 ft (9.8 m) and a deck 27 ft wide.

Who owns 07-C012 over Cimarron River?

It is owned by the County Highway Agency.