US Bridges

37-Z001 over Unnamed Waterway

Good

Quay County, New Mexico · 5.6 MI E of JCT NM-469 · Structure no. 000000000005512

Built
1952
73 years old
Condition
Good
inspected September 2022
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
64
2023 count
Owner
State
State Highway Agency

About this bridge

37-Z001 over Unnamed Waterway is a concrete culvert carrying 37-Z001 over Unnamed Waterway in Quay County, New Mexico. It was built in 1952, so it is 73 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 64 vehicles a day, roughly 10% of them trucks, projected to reach 87 by 2043. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Carries37-Z001
CrossesUnnamed Waterway
Location5.6 MI E of JCT NM-469
RouteCounty Highway 37001
Coordinates35.12844, -103.23764
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
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 traffic64 (2023)
Projected traffic87 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 37-Z001 over Unnamed Waterway built?

It was built in 1952, making it 73 years old in 2025.

What condition is 37-Z001 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 September 2022.

How much traffic does 37-Z001 over Unnamed Waterway carry?

About 64 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 37-Z001 over Unnamed Waterway?

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

Who owns 37-Z001 over Unnamed Waterway?

It is owned by the State Highway Agency.