US Bridges

NM-41 over Unnamed Waterway

Fair

Santa Fe County, New Mexico · 2.10 MI N of JCT NM-472 · Structure no. 000000000003863

Built
1939
86 years old, rebuilt 1996
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
66 ft
10 main spans
Daily traffic
1,153
2023 count
Owner
State
State Highway Agency

About this bridge

NM-41 over Unnamed Waterway is a concrete culvert carrying NM-41 over Unnamed Waterway in Santa Fe County, New Mexico. It was built in 1939 and reconstructed in 1996, so it is 86 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 1,153 vehicles a day, roughly 11% of them trucks, projected to reach 1,568 by 2043. The structure is 66 ft (20.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNM-41
CrossesUnnamed Waterway
Location2.10 MI N of JCT NM-472
RouteState Highway 41
CountySanta Fe County
StateNew Mexico
Coordinates35.16975, -105.96825
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.5 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans10
Design loadH 15
Structure length66 ft (20.1 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,153 (2023)
Projected traffic1,568 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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$170,000 (2030 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-41 over Unnamed Waterway built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1996.

What condition is NM-41 over Unnamed Waterway 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 February 2024.

How much traffic does NM-41 over Unnamed Waterway carry?

About 1,153 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-41 over Unnamed Waterway?

The structure is 66 ft (20.1 m) long with a longest span of 6 ft (1.8 m).

Who owns NM-41 over Unnamed Waterway?

It is owned by the State Highway Agency.