US Bridges

I-40 Wbl over NM-469

Fair

Quay County, New Mexico · 24.3 M E JCT NM-209/I-40 · Structure no. 000000000007625

Built
1981
44 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
163 ft
3 main spans
Daily traffic
13,088
2023 count
Owner
State
State Highway Agency

About this bridge

I-40 Wbl over NM-469 is a prestressed concrete stringer/multi-beam or girder carrying I-40 Wbl over NM-469 in Quay 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 fair condition with a lowest component rating of 5 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 13,088 vehicles a day, roughly 45% of them trucks, projected to reach 17,799 by 2043. The structure is 163 ft (49.7 m) long and 45 ft wide.

Location

Open in Google Maps
CarriesI-40 Wbl
CrossesNM-469
Location24.3 M E JCT NM-209/I-40
RouteInterstate 40
CountyQuay County
StateNew Mexico
Coordinates35.11227, -103.3311
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span90 ft (27.4 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,088 (2023)
Projected traffic17,799 by 2043
Trucks45%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-40 Wbl over NM-469 built?

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

What condition is I-40 Wbl over NM-469 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 May 2024.

How much traffic does I-40 Wbl over NM-469 carry?

About 13,088 vehicles per day (2023 count), of which roughly 45% are trucks.

How long is I-40 Wbl over NM-469?

The structure is 163 ft (49.7 m) long with a longest span of 90 ft (27.4 m) and a deck 45 ft wide.

Who owns I-40 Wbl over NM-469?

It is owned by the State Highway Agency.