US Bridges

E Grand Percha Rd. over Arrey Irrigation Canal

FairPosted for load

Sierra County, New Mexico · 1.79 M NE Arrey/Percha Dm · Structure no. 000000000007889

Built
1936
89 years old, rebuilt 1995
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
47 ft
2 main spans
Daily traffic
70
2023 count
Owner
County
County Highway Agency

About this bridge

E Grand Percha Rd. over Arrey Irrigation Canal is a wood or timber stringer/multi-beam or girder carrying E Grand Percha Rd. over Arrey Irrigation Canal in Sierra County, New Mexico. It was built in 1936 and reconstructed in 1995, so it is 89 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 70 vehicles a day, projected to reach 95 by 2043. The structure is 47 ft (14.2 m) long and 17 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE Grand Percha Rd.
CrossesArrey Irrigation Canal
Location1.79 M NE Arrey/Percha Dm
RouteCounty Highway 51041
Coordinates32.86914, -107.30591
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating93 US tons
Inventory rating70 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length47 ft (14.2 m)
Longest span23 ft (6.9 m)
Deck width17 ft (5.2 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2023)
Projected traffic95 by 2043
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was E Grand Percha Rd. over Arrey Irrigation Canal built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1995.

What condition is E Grand Percha Rd. over Arrey Irrigation Canal 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 December 2024.

How much traffic does E Grand Percha Rd. over Arrey Irrigation Canal carry?

About 70 vehicles per day (2023 count).

How long is E Grand Percha Rd. over Arrey Irrigation Canal?

The structure is 47 ft (14.2 m) long with a longest span of 23 ft (6.9 m) and a deck 17 ft wide.

Who owns E Grand Percha Rd. over Arrey Irrigation Canal?

It is owned by the County Highway Agency.