US Bridges

Avenida El Dorado over Unnamed Waterway

Good

Santa Fe County, New Mexico · 2.8 M W JCT US-285 · Structure no. 000000000009698

Built
1999
26 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
38 ft
4 main spans
Daily traffic
2,469
2023 count
Owner
County
County Highway Agency

About this bridge

Avenida El Dorado over Unnamed Waterway is a concrete culvert carrying Avenida El Dorado over Unnamed Waterway in Santa Fe County, New Mexico. It was built in 1999, so it is 26 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 2,469 vehicles a day, roughly 11% of them trucks, projected to reach 3,357 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAvenida El Dorado
CrossesUnnamed Waterway
Location2.8 M W JCT US-285
RouteCounty Highway 4901
Coordinates35.52269, -105.9388
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,469 (2023)
Projected traffic3,357 by 2043
Trucks11%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Avenida El Dorado over Unnamed Waterway built?

It was built in 1999, making it 26 years old in 2025.

What condition is Avenida El Dorado over Unnamed Waterway 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 January 2023.

How much traffic does Avenida El Dorado over Unnamed Waterway carry?

About 2,469 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Avenida El Dorado over Unnamed Waterway?

The structure is 38 ft (11.6 m) long with a longest span of 9 ft (2.7 m).

Who owns Avenida El Dorado over Unnamed Waterway?

It is owned by the County Highway Agency.