US Bridges

FR-4066 over Salt Draw

Fair

Torrance County, New Mexico · 2.30 MI E of JCT NM-41 · Structure no. 000000000007147

Built
1970
55 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
318 ft
5 main spans
Daily traffic
814
2023 count
Owner
State
State Highway Agency

About this bridge

FR-4066 over Salt Draw is a prestressed concrete stringer/multi-beam or girder carrying FR-4066 over Salt Draw in Torrance County, New Mexico. It was built in 1970, so it is 55 years old, older 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 814 vehicles a day, roughly 11% of them trucks, projected to reach 1,107 by 2043. The structure is 318 ft (97 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesFR-4066
CrossesSalt Draw
Location2.30 MI E of JCT NM-41
RouteState Highway 4066
CountyTorrance County
StateNew Mexico
Coordinates35.00504, -106.00343
Functional classRural Minor Collector

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length318 ft (97 m)
Longest span62 ft (19 m)
Deck width36 ft (11 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic814 (2023)
Projected traffic1,107 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$300,000 (2030 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FR-4066 over Salt Draw built?

It was built in 1970, making it 55 years old in 2025.

What condition is FR-4066 over Salt Draw 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 November 2024.

How much traffic does FR-4066 over Salt Draw carry?

About 814 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is FR-4066 over Salt Draw?

The structure is 318 ft (97 m) long with a longest span of 62 ft (19 m) and a deck 36 ft wide.

Who owns FR-4066 over Salt Draw?

It is owned by the State Highway Agency.