US Bridges

I-40 WB over Unnamed Waterway

Fair

Bernalillo County, New Mexico · 2.4 MI E of I-25 · Structure no. 000000000006427

Built
1963
62 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
197,192
2023 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over Unnamed Waterway is a concrete culvert carrying I-40 WB over Unnamed Waterway in Bernalillo County, New Mexico. It was built in 1963, so it is 62 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 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 197,192 vehicles a day, roughly 14% of them trucks, projected to reach 268,181 by 2043. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-40 WB
CrossesUnnamed Waterway
Location2.4 MI E of I-25
RouteInterstate 40
CountyBernalillo County
StateNew Mexico
Coordinates35.10147, -106.57905
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic197,192 (2023)
Projected traffic268,181 by 2043
Trucks14%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$432,000 (2030 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-40 WB over Unnamed Waterway built?

It was built in 1963, making it 62 years old in 2025.

What condition is I-40 WB 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 I-40 WB over Unnamed Waterway carry?

About 197,192 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is I-40 WB over Unnamed Waterway?

The structure is 31 ft (9.4 m) long with a longest span of 12 ft (3.7 m).

Who owns I-40 WB over Unnamed Waterway?

It is owned by the State Highway Agency.