US Bridges

NM-500 over South Diversion Channel

Good

Bernalillo County, New Mexico · 0.11 Mile West of NM-47 · Structure no. 000000000009742

Built
2018
7 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
30,600
2019 count
Owner
State
State Highway Agency

About this bridge

NM-500 over South Diversion Channel is a prestressed concrete stringer/multi-beam or girder carrying NM-500 over South Diversion Channel in Bernalillo County, New Mexico. It was built in 2018, so it is 7 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 30,600 vehicles a day, projected to reach 31,100 by 2039. The structure is 100 ft (30.5 m) long and 127 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNM-500
CrossesSouth Diversion Channel
Location0.11 Mile West of NM-47
RouteState Highway 500
Coordinates35.02522, -106.64825
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.3 US tons
Inventory rating37.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width127 ft (38.7 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,600 (2019)
Projected traffic31,100 by 2039
Trucks—
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-500 over South Diversion Channel built?

It was built in 2018, making it 7 years old in 2025.

What condition is NM-500 over South Diversion Channel 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 June 2024.

How much traffic does NM-500 over South Diversion Channel carry?

About 30,600 vehicles per day (2019 count).

How long is NM-500 over South Diversion Channel?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 127 ft wide.

Who owns NM-500 over South Diversion Channel?

It is owned by the State Highway Agency.