US Bridges

49-0587 over LA Cienega Creek

Fair

Santa Fe County, New Mexico · 0.9 MI NW of JCT I-25 · Structure no. 000000000008781

Built
1992
33 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
3,692
2023 count
Owner
County
County Highway Agency

About this bridge

49-0587 over LA Cienega Creek is a prestressed concrete stringer/multi-beam or girder carrying 49-0587 over LA Cienega Creek in Santa Fe County, New Mexico. It was built in 1992, so it is 33 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 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 3,692 vehicles a day, roughly 5% of them trucks, projected to reach 5,021 by 2043. The structure is 81 ft (24.7 m) long and 31 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

Open in Google Maps
Carries49-0587
CrossesLA Cienega Creek
Location0.9 MI NW of JCT I-25
RouteCounty Highway 49587
CountySanta Fe County
StateNew Mexico
Coordinates35.5642, -106.12591
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.1 US tons
Inventory rating33.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span78 ft (23.8 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,692 (2023)
Projected traffic5,021 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was 49-0587 over LA Cienega Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is 49-0587 over LA 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 June 2024.

How much traffic does 49-0587 over LA Cienega Creek carry?

About 3,692 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 49-0587 over LA Cienega Creek?

The structure is 81 ft (24.7 m) long with a longest span of 78 ft (23.8 m) and a deck 31 ft wide.

Who owns 49-0587 over LA Cienega Creek?

It is owned by the County Highway Agency.