US Bridges

NM-423 over NM-448/COORS Blvd

Fair

Bernalillo County, New Mexico · Coors & Paseo Del Nor · Structure no. 000000000008697

Built
1987
38 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
206 ft
1 main span
Daily traffic
70,187
2020 count
Owner
State
State Highway Agency

About this bridge

NM-423 over NM-448/COORS Blvd is a steel stringer/multi-beam or girder carrying NM-423 over NM-448/COORS Blvd in Bernalillo County, New Mexico. It was built in 1987, so it is 38 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 70,187 vehicles a day, roughly 7% of them trucks, projected to reach 101,001 by 2040. The structure is 206 ft (62.8 m) long and 79 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNM-423
CrossesNM-448/COORS Blvd
LocationCoors & Paseo Del Nor
RouteState Highway 423
Coordinates35.18086, -106.66816
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length206 ft (62.8 m)
Longest span200 ft (61 m)
Deck width79 ft (24.1 m)
Roadway width74 ft (22.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70,187 (2020)
Projected traffic101,001 by 2040
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 NM-423 over NM-448/COORS Blvd built?

It was built in 1987, making it 38 years old in 2025.

What condition is NM-423 over NM-448/COORS Blvd 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 July 2023.

How much traffic does NM-423 over NM-448/COORS Blvd carry?

About 70,187 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is NM-423 over NM-448/COORS Blvd?

The structure is 206 ft (62.8 m) long with a longest span of 200 ft (61 m) and a deck 79 ft wide.

Who owns NM-423 over NM-448/COORS Blvd?

It is owned by the State Highway Agency.