US Bridges

NM-22 over Unnamed Waterway

Fair

Sandoval County, New Mexico · 7.2 MI NW of JCT I-25 · Structure no. 000000000005692

Built
1954
71 years old, rebuilt 1978
Condition
Fair
inspected November 2021
Type
Culvert
Concrete
Length
46 ft
4 main spans
Daily traffic
1,937
2023 count
Owner
State
State Highway Agency

About this bridge

NM-22 over Unnamed Waterway is a concrete culvert carrying NM-22 over Unnamed Waterway in Sandoval County, New Mexico. It was built in 1954 and reconstructed in 1978, so it is 71 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 1,937 vehicles a day, roughly 11% of them trucks, projected to reach 2,634 by 2043. The structure is 46 ft (14 m) long. If it were closed, the detour would be 18 mi (29 km).

CarriesNM-22
CrossesUnnamed Waterway
Location7.2 MI NW of JCT I-25
RouteState Highway 22
Coordinates35.55971, -106.34122
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 inspectionNovember 2021
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 rating78.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length46 ft (14 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 traffic1,937 (2023)
Projected traffic2,634 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-22 over Unnamed Waterway built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1978.

What condition is NM-22 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 November 2021.

How much traffic does NM-22 over Unnamed Waterway carry?

About 1,937 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-22 over Unnamed Waterway?

The structure is 46 ft (14 m) long with a longest span of 10 ft (3 m).

Who owns NM-22 over Unnamed Waterway?

It is owned by the State Highway Agency.