US Bridges

NM-118 over Unnamed Waterway

Fair

McKinley County, New Mexico · E of NM-400 at EXIT-33 · Structure no. 000000000004269

Built
1941
84 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
45 ft
3 main spans
Daily traffic
1,495
2023 count
Owner
State
State Highway Agency

About this bridge

NM-118 over Unnamed Waterway is a concrete culvert carrying NM-118 over Unnamed Waterway in McKinley County, New Mexico. It was built in 1941, so it is 84 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,495 vehicles a day, roughly 11% of them trucks, projected to reach 2,033 by 2043. The structure is 45 ft (13.6 m) long.

CarriesNM-118
CrossesUnnamed Waterway
LocationE of NM-400 at EXIT-33
RouteState Highway 118
Coordinates35.51098, -108.53751
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable 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 length45 ft (13.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,495 (2023)
Projected traffic2,033 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-118 over Unnamed Waterway built?

It was built in 1941, making it 84 years old in 2025.

What condition is NM-118 over Unnamed Waterway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does NM-118 over Unnamed Waterway carry?

About 1,495 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-118 over Unnamed Waterway?

The structure is 45 ft (13.6 m) long with a longest span of 10 ft (3 m).

Who owns NM-118 over Unnamed Waterway?

It is owned by the State Highway Agency.