US Bridges

FL-5724 over North Spring River

Fair

Chaves County, New Mexico · 0.6 M N of US-380 on Lea · Structure no. 000000000002371

Built
1955
70 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
40 ft
3 main spans
Daily traffic
1,478
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

FL-5724 over North Spring River is a concrete continuous slab carrying FL-5724 over North Spring River in Chaves County, New Mexico. It was built in 1955, so it is 70 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 1,478 vehicles a day, roughly 5% of them trucks, projected to reach 2,010 by 2043. The structure is 40 ft (12.2 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesFL-5724
CrossesNorth Spring River
Location0.6 M N of US-380 on Lea
RouteCity Street 5724
CountyChaves County
StateNew Mexico
Coordinates33.40239, -104.52897
Functional classUrban 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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating67.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span13 ft (4 m)
Deck width36 ft (10.9 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,478 (2023)
Projected traffic2,010 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 FL-5724 over North Spring River built?

It was built in 1955, making it 70 years old in 2025.

What condition is FL-5724 over North Spring River 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 March 2024.

How much traffic does FL-5724 over North Spring River carry?

About 1,478 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is FL-5724 over North Spring River?

The structure is 40 ft (12.2 m) long with a longest span of 13 ft (4 m) and a deck 36 ft wide.

Who owns FL-5724 over North Spring River?

It is owned by the City or Municipal Highway Agency.