US Bridges

FL-5784 over Santa Fe River

FairPosted for load

Santa Fe County, New Mexico · Delgado St/Alameda/ Sf · Structure no. 000000000004075

Built
1935
90 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
40 ft
1 main span
Daily traffic
319
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

FL-5784 over Santa Fe River is a concrete stringer/multi-beam or girder carrying FL-5784 over Santa Fe River in Santa Fe County, New Mexico. It was built in 1935, so it is 90 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.

It carries about 319 vehicles a day, projected to reach 433 by 2043. The structure is 40 ft (12.3 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesFL-5784
CrossesSanta Fe River
LocationDelgado St/Alameda/ Sf
RouteCity Street 5784
CountySanta Fe County
StateNew Mexico
Coordinates35.68445, -105.93112
Functional classUrban Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating37.5 US tons
Inventory rating19.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length40 ft (12.3 m)
Longest span39 ft (11.9 m)
Deck width23 ft (7 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic319 (2023)
Projected traffic433 by 2043
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$154,000 (2030 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FL-5784 over Santa Fe River built?

It was built in 1935, making it 90 years old in 2025.

What condition is FL-5784 over Santa Fe 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 August 2023.

How much traffic does FL-5784 over Santa Fe River carry?

About 319 vehicles per day (2023 count).

How long is FL-5784 over Santa Fe River?

The structure is 40 ft (12.3 m) long with a longest span of 39 ft (11.9 m) and a deck 23 ft wide.

Who owns FL-5784 over Santa Fe River?

It is owned by the City or Municipal Highway Agency.