US Bridges

IA-4175 over NM-333

Fair

Bernalillo County, New Mexico · 15.0 MI E JCT I-25/I-40 · Structure no. 000000000007606

Built
1977
48 years old, rebuilt 2005
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
236 ft
3 main spans
Daily traffic
6,923
2023 count
Owner
State
State Highway Agency

About this bridge

IA-4175 over NM-333 is a prestressed concrete stringer/multi-beam or girder carrying IA-4175 over NM-333 in Bernalillo County, New Mexico. It was built in 1977 and reconstructed in 2005, so it is 48 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 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 6,923 vehicles a day, roughly 14% of them trucks, projected to reach 9,415 by 2043. The structure is 236 ft (71.9 m) long and 27 ft wide.

CarriesIA-4175
CrossesNM-333
Location15.0 MI E JCT I-25/I-40
RouteInterstate 4175
Coordinates35.08103, -106.38603
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span95 ft (29 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,923 (2023)
Projected traffic9,415 by 2043
Trucks14%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 IA-4175 over NM-333 built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 2005.

What condition is IA-4175 over NM-333 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 IA-4175 over NM-333 carry?

About 6,923 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is IA-4175 over NM-333?

The structure is 236 ft (71.9 m) long with a longest span of 95 ft (29 m) and a deck 27 ft wide.

Who owns IA-4175 over NM-333?

It is owned by the State Highway Agency.