US Bridges

31-101 over Paritti Canyon Wash

Good

McKinley County, New Mexico · JCT Basilio/Clay Gallup · Structure no. 000000000009498

Built
2011
14 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
564
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

31-101 over Paritti Canyon Wash is a prestressed concrete box beam or girders - multiple carrying 31-101 over Paritti Canyon Wash in McKinley County, New Mexico. It was built in 2011, so it is 14 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 564 vehicles a day, roughly 5% of them trucks, projected to reach 767 by 2043. The structure is 71 ft (21.6 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries31-101
CrossesParitti Canyon Wash
LocationJCT Basilio/Clay Gallup
RouteCity Street 31101
Coordinates35.52288, -108.69143
Functional classUrban Collector

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 protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length71 ft (21.6 m)
Longest span69 ft (20.9 m)
Deck width56 ft (17.1 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic564 (2023)
Projected traffic767 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$500,000 (2050 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 31-101 over Paritti Canyon Wash built?

It was built in 2011, making it 14 years old in 2025.

What condition is 31-101 over Paritti Canyon Wash 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 November 2024.

How much traffic does 31-101 over Paritti Canyon Wash carry?

About 564 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 31-101 over Paritti Canyon Wash?

The structure is 71 ft (21.6 m) long with a longest span of 69 ft (20.9 m) and a deck 56 ft wide.

Who owns 31-101 over Paritti Canyon Wash?

It is owned by the City or Municipal Highway Agency.