US Bridges

49-RTR over Nm 599

Fair

Santa Fe County, New Mexico · . 5 Miles S of 84/285 · Structure no. 000000000008949

Built
2001
24 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
174 ft
2 main spans
Daily traffic
1,435
2023 count
Owner
State
State Highway Agency

About this bridge

49-RTR over Nm 599 is a prestressed concrete continuous stringer/multi-beam or girder carrying 49-RTR over Nm 599 in Santa Fe County, New Mexico. It was built in 2001, so it is 24 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 1,435 vehicles a day, roughly 5% of them trucks, projected to reach 1,951 by 2043. The structure is 174 ft (53.1 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries49-RTR
CrossesNm 599
Location. 5 Miles S of 84/285
RouteState Highway 49000
Coordinates35.71687, -105.94863
Functional classUrban 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.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length174 ft (53.1 m)
Longest span85 ft (25.9 m)
Deck width41 ft (12.5 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,435 (2023)
Projected traffic1,951 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 49-RTR over Nm 599 built?

It was built in 2001, making it 24 years old in 2025.

What condition is 49-RTR over Nm 599 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 March 2024.

How much traffic does 49-RTR over Nm 599 carry?

About 1,435 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 49-RTR over Nm 599?

The structure is 174 ft (53.1 m) long with a longest span of 85 ft (25.9 m) and a deck 41 ft wide.

Who owns 49-RTR over Nm 599?

It is owned by the State Highway Agency.