US Bridges

IRR BIA RTE N332 over Black Horse Creek

Good

Apache County, Arizona · 6.8MI N 2.8M E Cove Ch Hs · Structure no. 00000000000N251

Built
1996
29 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
1 main span
Daily traffic
50
2022 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE N332 over Black Horse Creek is a steel stringer/multi-beam or girder carrying IRR BIA RTE N332 over Black Horse Creek in Apache County, Arizona. It was built in 1996, so it is 29 years old, younger than the Arizona average of 47.8 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 50 vehicles a day, roughly 1% of them trucks, projected to reach 129 by 2040. The structure is 80 ft (24.4 m) long and 26 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesIRR BIA RTE N332
CrossesBlack Horse Creek
Location6.8MI N 2.8M E Cove Ch Hs
RouteFederal Lands Road 0N332
StateArizona
Coordinates36.65711, -109.18014
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span77 ft (23.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic129 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
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 IRR BIA RTE N332 over Black Horse Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is IRR BIA RTE N332 over Black Horse 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 June 2024.

How much traffic does IRR BIA RTE N332 over Black Horse Creek carry?

About 50 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is IRR BIA RTE N332 over Black Horse Creek?

The structure is 80 ft (24.4 m) long with a longest span of 77 ft (23.5 m) and a deck 26 ft wide.

Who owns IRR BIA RTE N332 over Black Horse Creek?

It is owned by the Bureau of Indian Affairs.