US Bridges

US-56/64 over Apache Creek

Good

Union County, New Mexico · 4.2 MI E of JCT NM-406 · Structure no. 000000000008763

Built
1990
35 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
252 ft
3 main spans
Daily traffic
1,564
2023 count
Owner
State
State Highway Agency

About this bridge

US-56/64 over Apache Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying US-56/64 over Apache Creek in Union County, New Mexico. It was built in 1990, so it is 35 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 1,564 vehicles a day, roughly 17% of them trucks, projected to reach 2,127 by 2043. The structure is 252 ft (76.8 m) long and 47 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesUS-56/64
CrossesApache Creek
Location4.2 MI E of JCT NM-406
RouteU.S. Route 56
Coordinates36.48943, -103.05852
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length252 ft (76.8 m)
Longest span84 ft (25.6 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,564 (2023)
Projected traffic2,127 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 US-56/64 over Apache Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is US-56/64 over Apache Creek 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 US-56/64 over Apache Creek carry?

About 1,564 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US-56/64 over Apache Creek?

The structure is 252 ft (76.8 m) long with a longest span of 84 ft (25.6 m) and a deck 47 ft wide.

Who owns US-56/64 over Apache Creek?

It is owned by the State Highway Agency.