US Bridges

I-25 Nbl/Sbl over Cienega Creek

Fair

Santa Fe County, New Mexico · 3.53 MI S of NM-14 · Structure no. 000000000007244

Built
1972
53 years old, rebuilt 1990
Condition
Fair
inspected December 2022
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
33,726
2023 count
Owner
State
State Highway Agency

About this bridge

I-25 Nbl/Sbl over Cienega Creek is a concrete culvert carrying I-25 Nbl/Sbl over Cienega Creek in Santa Fe County, New Mexico. It was built in 1972 and reconstructed in 1990, so it is 53 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 33,726 vehicles a day, roughly 14% of them trucks, projected to reach 45,867 by 2043. The structure is 34 ft (10.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-25 Nbl/Sbl
CrossesCienega Creek
Location3.53 MI S of NM-14
RouteInterstate 25
CountySanta Fe County
StateNew Mexico
Coordinates35.57631, -106.08347
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.8 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.3 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 traffic33,726 (2023)
Projected traffic45,867 by 2043
Trucks14%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-25 Nbl/Sbl over Cienega Creek built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 1990.

What condition is I-25 Nbl/Sbl over Cienega Creek 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 December 2022.

How much traffic does I-25 Nbl/Sbl over Cienega Creek carry?

About 33,726 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is I-25 Nbl/Sbl over Cienega Creek?

The structure is 34 ft (10.3 m) long with a longest span of 10 ft (3 m).

Who owns I-25 Nbl/Sbl over Cienega Creek?

It is owned by the State Highway Agency.