US Bridges

NM-118 over Parritti Wash

Fair

McKinley County, New Mexico · 3.3 MI E of JCT US-491 · Structure no. 000000000005391

Built
1951
74 years old, rebuilt 1961
Condition
Fair
inspected May 2022
Type
Culvert
Concrete
Length
53 ft
5 main spans
Daily traffic
13,832
2023 count
Owner
State
State Highway Agency

About this bridge

NM-118 over Parritti Wash is a concrete culvert carrying NM-118 over Parritti Wash in McKinley County, New Mexico. It was built in 1951 and reconstructed in 1961, so it is 74 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 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 13,832 vehicles a day, roughly 12% of them trucks, projected to reach 18,811 by 2043. The structure is 53 ft (16.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNM-118
CrossesParritti Wash
Location3.3 MI E of JCT US-491
RouteState Highway 118
Coordinates35.52924, -108.69925
Functional classUrban Other Principal 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length53 ft (16.1 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 traffic13,832 (2023)
Projected traffic18,811 by 2043
Trucks12%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$750,000 (2030 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-118 over Parritti Wash built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1961.

What condition is NM-118 over Parritti Wash 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 May 2022.

How much traffic does NM-118 over Parritti Wash carry?

About 13,832 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is NM-118 over Parritti Wash?

The structure is 53 ft (16.1 m) long with a longest span of 10 ft (3 m).

Who owns NM-118 over Parritti Wash?

It is owned by the State Highway Agency.