US Bridges

NM-209 over Plaza Larga Creek

Good

Quay County, New Mexico · 9.4 MI S of LOOP-36/TUCUM · Structure no. 000000000008564

Built
1985
40 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
210 ft
3 main spans
Daily traffic
568
2023 count
Owner
State
State Highway Agency

About this bridge

NM-209 over Plaza Larga Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying NM-209 over Plaza Larga Creek in Quay County, New Mexico. It was built in 1985, so it is 40 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 568 vehicles a day, roughly 11% of them trucks, projected to reach 772 by 2043. The structure is 210 ft (64 m) long and 43 ft wide. If it were closed, the detour would be 47.2 mi (76 km).

CarriesNM-209
CrossesPlaza Larga Creek
Location9.4 MI S of LOOP-36/TUCUM
RouteState Highway 209
Coordinates35.03624, -103.73748
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span73 ft (22.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic568 (2023)
Projected traffic772 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.2 mi (76 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 NM-209 over Plaza Larga Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is NM-209 over Plaza Larga Creek 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 February 2024.

How much traffic does NM-209 over Plaza Larga Creek carry?

About 568 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-209 over Plaza Larga Creek?

The structure is 210 ft (64 m) long with a longest span of 73 ft (22.3 m) and a deck 43 ft wide.

Who owns NM-209 over Plaza Larga Creek?

It is owned by the State Highway Agency.