US Bridges

IRR BIA RTE 3 over Mission Creek

Fair

Chippewa County, Michigan · Sault Ste Marie at Casino · Structure no. 00000000000F504

Built
1996
29 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
500
2023 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 3 over Mission Creek is a prestressed concrete box beam or girders - multiple carrying IRR BIA RTE 3 over Mission Creek in Chippewa County, Michigan. It was built in 1996, so it is 29 years old, younger than the Michigan average of 48.3 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 500 vehicles a day, roughly 20% of them trucks, projected to reach 600 by 2043. The structure is 52 ft (15.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIRR BIA RTE 3
CrossesMission Creek
LocationSault Ste Marie at Casino
RouteFederal Lands Road 3
Coordinates46.4763, -84.32455
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.1 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length52 ft (15.8 m)
Longest span48 ft (14.6 m)
Deck width33 ft (10.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2023)
Projected traffic600 by 2043
Trucks20%
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 3 over Mission Creek built?

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

What condition is IRR BIA RTE 3 over Mission 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 August 2023.

How much traffic does IRR BIA RTE 3 over Mission Creek carry?

About 500 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is IRR BIA RTE 3 over Mission Creek?

The structure is 52 ft (15.8 m) long with a longest span of 48 ft (14.6 m) and a deck 33 ft wide.

Who owns IRR BIA RTE 3 over Mission Creek?

It is owned by the Bureau of Indian Affairs.