US Bridges

43-0011 over Nacimiento Creek

Poor

Sandoval County, New Mexico · .05 MI E of JCT US550/197 · Structure no. 000000000003202

Built
1932
93 years old
Condition
Poor
inspected February 2024
Type
Culvert
Concrete
Length
26 ft
4 main spans
Daily traffic
112
2023 count
Owner
County
County Highway Agency

About this bridge

43-0011 over Nacimiento Creek is a concrete culvert carrying 43-0011 over Nacimiento Creek in Sandoval County, New Mexico. It was built in 1932, so it is 93 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 112 vehicles a day, roughly 11% of them trucks, projected to reach 152 by 2043. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Carries43-0011
CrossesNacimiento Creek
Location.05 MI E of JCT US550/197
RouteCounty Highway 43011
Coordinates36.00989, -106.96926
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating44.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length26 ft (7.9 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 traffic112 (2023)
Projected traffic152 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

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 43-0011 over Nacimiento Creek built?

It was built in 1932, making it 93 years old in 2025.

What condition is 43-0011 over Nacimiento Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does 43-0011 over Nacimiento Creek carry?

About 112 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is 43-0011 over Nacimiento Creek?

The structure is 26 ft (7.9 m) long with a longest span of 6 ft (1.8 m).

Who owns 43-0011 over Nacimiento Creek?

It is owned by the County Highway Agency.