US Bridges

FL-4268 over Southern Canal

Fair

Eddy County, New Mexico · 1st & Church St/Carlsbad · Structure no. 000000000006095

Built
1957
68 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete
Length
37 ft
1 main span
Daily traffic
8,407
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

FL-4268 over Southern Canal is a concrete slab carrying FL-4268 over Southern Canal in Eddy County, New Mexico. It was built in 1957, so it is 68 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 8,407 vehicles a day, roughly 5% of them trucks, projected to reach 11,433 by 2043. The structure is 37 ft (11.3 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesFL-4268
CrossesSouthern Canal
Location1st & Church St/Carlsbad
RouteCity Street 4268
CountyEddy County
StateNew Mexico
Coordinates32.42876, -104.24708
Functional classUrban Minor Arterial

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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length37 ft (11.3 m)
Longest span36 ft (11 m)
Deck width66 ft (20.1 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,407 (2023)
Projected traffic11,433 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$30,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FL-4268 over Southern Canal built?

It was built in 1957, making it 68 years old in 2025.

What condition is FL-4268 over Southern Canal 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 January 2025.

How much traffic does FL-4268 over Southern Canal carry?

About 8,407 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is FL-4268 over Southern Canal?

The structure is 37 ft (11.3 m) long with a longest span of 36 ft (11 m) and a deck 66 ft wide.

Who owns FL-4268 over Southern Canal?

It is owned by the City or Municipal Highway Agency.