US Bridges

Riati Road over Unnamed Waterway

Good

Otero County, New Mexico · 0.7 M W of JCT US 54/70 · Structure no. 000000000009688

Built
1990
35 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
50 ft
2 main spans
Daily traffic
603
2023 count
Owner
County
County Highway Agency

About this bridge

Riati Road over Unnamed Waterway is a concrete culvert carrying Riati Road over Unnamed Waterway in Otero County, New Mexico. It was built in 1990, so it is 35 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 603 vehicles a day, roughly 11% of them trucks, projected to reach 820 by 2043. The structure is 50 ft (15.2 m) long and 32 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRiati Road
CrossesUnnamed Waterway
Location0.7 M W of JCT US 54/70
RouteCounty Highway 3501
Coordinates32.99907, -106.00109
Functional classRural 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length50 ft (15.2 m)
Longest span25 ft (7.6 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic603 (2023)
Projected traffic820 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

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 Riati Road over Unnamed Waterway built?

It was built in 1990, making it 35 years old in 2025.

What condition is Riati Road over Unnamed Waterway 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 January 2024.

How much traffic does Riati Road over Unnamed Waterway carry?

About 603 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Riati Road over Unnamed Waterway?

The structure is 50 ft (15.2 m) long with a longest span of 25 ft (7.6 m) and a deck 32 ft wide.

Who owns Riati Road over Unnamed Waterway?

It is owned by the County Highway Agency.