US Bridges

IRR BIA RTE 71 over Big Bonito Creek

Fair

Apache County, Arizona · 25.8 KM SE of White River · Structure no. 00000000000H088

Built
1983
42 years old
Condition
Fair
inspected February 2024
Type
Frame
Concrete Continuous
Length
135 ft
3 main spans
Daily traffic
90
2024 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 71 over Big Bonito Creek is a concrete continuous frame carrying IRR BIA RTE 71 over Big Bonito Creek in Apache County, Arizona. It was built in 1983, so it is 42 years old, younger than the Arizona average of 47.8 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.

It carries about 90 vehicles a day, roughly 5% of them trucks, projected to reach 140 by 2044. The structure is 135 ft (41.1 m) long and 27 ft wide. If it were closed, the detour would be 50.3 mi (81 km).

CarriesIRR BIA RTE 71
CrossesBig Bonito Creek
Location25.8 KM SE of White River
RouteFederal Lands Road 71
StateArizona
Coordinates33.63481, -109.87672
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating55.1 US tons
Inventory rating43.3 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length135 ft (41.1 m)
Longest span87 ft (26.6 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2024)
Projected traffic140 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed50.3 mi (81 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 71 over Big Bonito Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is IRR BIA RTE 71 over Big Bonito Creek 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 February 2024.

How much traffic does IRR BIA RTE 71 over Big Bonito Creek carry?

About 90 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is IRR BIA RTE 71 over Big Bonito Creek?

The structure is 135 ft (41.1 m) long with a longest span of 87 ft (26.6 m) and a deck 27 ft wide.

Who owns IRR BIA RTE 71 over Big Bonito Creek?

It is owned by the Bureau of Indian Affairs.