US Bridges

IRR BIA RTE 9 over Denomie Creek

Fair

Ashland County, Wisconsin · 3 KM East of Odanah · Structure no. 00000000000F315

Built
1977
48 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
69 ft
3 main spans
Daily traffic
300
2024 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 9 over Denomie Creek is a concrete continuous slab carrying IRR BIA RTE 9 over Denomie Creek in Ashland County, Wisconsin. It was built in 1977, so it is 48 years old, older than the Wisconsin average of 40.3 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 300 vehicles a day, roughly 10% of them trucks, projected to reach 500 by 2044. The structure is 69 ft (21 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIRR BIA RTE 9
CrossesDenomie Creek
Location3 KM East of Odanah
RouteFederal Lands Road 9
Coordinates46.60167, -90.65
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.8 US tons
Inventory rating32.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length69 ft (21 m)
Longest span25 ft (7.6 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2024)
Projected traffic500 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IRR BIA RTE 9 over Denomie Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is IRR BIA RTE 9 over Denomie 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 September 2024.

How much traffic does IRR BIA RTE 9 over Denomie Creek carry?

About 300 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is IRR BIA RTE 9 over Denomie Creek?

The structure is 69 ft (21 m) long with a longest span of 25 ft (7.6 m) and a deck 34 ft wide.

Who owns IRR BIA RTE 9 over Denomie Creek?

It is owned by the Bureau of Indian Affairs.