US Bridges

NM-117 over Unnamed Waterway

Good

Cibola County, New Mexico · 1.24 MI E of NM-122 · Structure no. 000000000003104

Built
1940
85 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
1,848
2023 count
Owner
State
State Highway Agency

About this bridge

NM-117 over Unnamed Waterway is a concrete culvert carrying NM-117 over Unnamed Waterway in Cibola County, New Mexico. It was built in 1940, so it is 85 years old, older 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 1,848 vehicles a day, roughly 11% of them trucks, projected to reach 2,513 by 2043. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNM-117
CrossesUnnamed Waterway
Location1.24 MI E of NM-122
RouteState Highway 117
Coordinates35.1301, -107.80976
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,848 (2023)
Projected traffic2,513 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 NM-117 over Unnamed Waterway built?

It was built in 1940, making it 85 years old in 2025.

What condition is NM-117 over Unnamed Waterway 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 July 2023.

How much traffic does NM-117 over Unnamed Waterway carry?

About 1,848 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-117 over Unnamed Waterway?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns NM-117 over Unnamed Waterway?

It is owned by the State Highway Agency.