US Bridges

49-0073 over Little Tesuque River

Fair

Santa Fe County, New Mexico · 1.6 MI S of (old Nm 590) · Structure no. 000000000007621

Built
1975
50 years old, rebuilt 1979
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
36 ft
1 main span
Daily traffic
2,598
2023 count
Owner
County
County Highway Agency

About this bridge

49-0073 over Little Tesuque River is a wood or timber stringer/multi-beam or girder carrying 49-0073 over Little Tesuque River in Santa Fe County, New Mexico. It was built in 1975 and reconstructed in 1979, so it is 50 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 2,598 vehicles a day, roughly 11% of them trucks, projected to reach 3,533 by 2043. The structure is 36 ft (10.9 m) long and 39 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
Carries49-0073
CrossesLittle Tesuque River
Location1.6 MI S of (old Nm 590)
RouteCounty Highway 49073
CountySanta Fe County
StateNew Mexico
Coordinates35.74402, -105.92004
Functional classRural Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.7 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length36 ft (10.9 m)
Longest span31 ft (9.4 m)
Deck width39 ft (11.8 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,598 (2023)
Projected traffic3,533 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$59,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 49-0073 over Little Tesuque River built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 1979.

What condition is 49-0073 over Little Tesuque River 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 49-0073 over Little Tesuque River carry?

About 2,598 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is 49-0073 over Little Tesuque River?

The structure is 36 ft (10.9 m) long with a longest span of 31 ft (9.4 m) and a deck 39 ft wide.

Who owns 49-0073 over Little Tesuque River?

It is owned by the County Highway Agency.