US Bridges

NM-448 over NM-528 Sbl

Good

Bernalillo County, New Mexico · 2.45 MI N Paseo Del Norte · Structure no. 000000000009008

Built
1996
29 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
42,872
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

NM-448 over NM-528 Sbl is a prestressed concrete stringer/multi-beam or girder carrying NM-448 over NM-528 Sbl in Bernalillo County, New Mexico. It was built in 1996, so it is 29 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 42,872 vehicles a day, roughly 13% of them trucks, projected to reach 58,305 by 2043. The structure is 85 ft (25.9 m) long and 97 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNM-448
CrossesNM-528 Sbl
Location2.45 MI N Paseo Del Norte
RouteState Highway 448
Coordinates35.2111, -106.65972
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 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 rating50.4 US tons
Inventory rating30.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length85 ft (25.9 m)
Longest span81 ft (24.7 m)
Deck width97 ft (29.7 m)
Roadway width76 ft (23.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,872 (2023)
Projected traffic58,305 by 2043
Trucks13%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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-448 over NM-528 Sbl built?

It was built in 1996, making it 29 years old in 2025.

What condition is NM-448 over NM-528 Sbl 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 March 2023.

How much traffic does NM-448 over NM-528 Sbl carry?

About 42,872 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is NM-448 over NM-528 Sbl?

The structure is 85 ft (25.9 m) long with a longest span of 81 ft (24.7 m) and a deck 97 ft wide.

Who owns NM-448 over NM-528 Sbl?

It is owned by the City or Municipal Highway Agency.