US Bridges

47-Z001 over LA Manteca River

Good

San Miguel County, New Mexico · 0.1 MI N of Bernalillo ST · Structure no. 000000000008726

Built
1988
37 years old
Condition
Good
inspected June 2022
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
205
2023 count
Owner
County
County Highway Agency

About this bridge

47-Z001 over LA Manteca River is a concrete culvert carrying 47-Z001 over LA Manteca River in San Miguel County, New Mexico. It was built in 1988, so it is 37 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 205 vehicles a day, projected to reach 278 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 19.9 mi (32 km).

Carries47-Z001
CrossesLA Manteca River
Location0.1 MI N of Bernalillo ST
RouteCity Street 47001
Coordinates35.59516, -105.23155
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic205 (2023)
Projected traffic278 by 2043
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 47-Z001 over LA Manteca River built?

It was built in 1988, making it 37 years old in 2025.

What condition is 47-Z001 over LA Manteca River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2022.

How much traffic does 47-Z001 over LA Manteca River carry?

About 205 vehicles per day (2023 count).

How long is 47-Z001 over LA Manteca River?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns 47-Z001 over LA Manteca River?

It is owned by the County Highway Agency.