US Bridges

I-40 Eb/Wbl over Gamerco Wash

Good

McKinley County, New Mexico · 0.2 MI E of JCT US-491 · Structure no. 000000000007447

Built
1975
50 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
39 ft
6 main spans
Daily traffic
24,071
2023 count
Owner
State
State Highway Agency

About this bridge

I-40 Eb/Wbl over Gamerco Wash is a concrete culvert carrying I-40 Eb/Wbl over Gamerco Wash in McKinley County, New Mexico. It was built in 1975, so it is 50 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 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 24,071 vehicles a day, roughly 14% of them trucks, projected to reach 32,736 by 2043. The structure is 39 ft (12 m) long.

Location

Open in Google Maps
CarriesI-40 Eb/Wbl
CrossesGamerco Wash
Location0.2 MI E of JCT US-491
RouteInterstate 40
CountyMcKinley County
StateNew Mexico
Coordinates35.52849, -108.75696
Functional classUrban Principal Arterial - Interstate

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 inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadHS 20
Structure length39 ft (12 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,071 (2023)
Projected traffic32,736 by 2043
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 Eb/Wbl over Gamerco Wash built?

It was built in 1975, making it 50 years old in 2025.

What condition is I-40 Eb/Wbl over Gamerco Wash 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 October 2021.

How much traffic does I-40 Eb/Wbl over Gamerco Wash carry?

About 24,071 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is I-40 Eb/Wbl over Gamerco Wash?

The structure is 39 ft (12 m) long with a longest span of 6 ft (1.8 m).

Who owns I-40 Eb/Wbl over Gamerco Wash?

It is owned by the State Highway Agency.