US Bridges

US-84/285 over Santa Fe River

Good

Santa Fe County, New Mexico · JCT of ST Francis/Alameda · Structure no. 000000000006549

Built
1964
61 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
42 ft
4 main spans
Daily traffic
31,440
2023 count
Owner
State
State Highway Agency

About this bridge

US-84/285 over Santa Fe River is a concrete culvert carrying US-84/285 over Santa Fe River in Santa Fe County, New Mexico. It was built in 1964, so it is 61 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 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 31,440 vehicles a day, roughly 12% of them trucks, projected to reach 42,758 by 2043. The structure is 42 ft (12.9 m) long.

CarriesUS-84/285
CrossesSanta Fe River
LocationJCT of ST Francis/Alameda
RouteU.S. Route 84
Coordinates35.68849, -105.95393
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length42 ft (12.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,440 (2023)
Projected traffic42,758 by 2043
Trucks12%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US-84/285 over Santa Fe River built?

It was built in 1964, making it 61 years old in 2025.

What condition is US-84/285 over Santa Fe River 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 March 2024.

How much traffic does US-84/285 over Santa Fe River carry?

About 31,440 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US-84/285 over Santa Fe River?

The structure is 42 ft (12.9 m) long with a longest span of 10 ft (3 m).

Who owns US-84/285 over Santa Fe River?

It is owned by the State Highway Agency.