US Bridges

Forest Road 2200 over Sturgeon River

Fair

Baraga County, Michigan · 4.5 MI NE of Sidnaw · Structure no. 090704000001003

Built
1949
76 years old, rebuilt 1995
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
144 ft
3 main spans
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Forest Road 2200 over Sturgeon River is a steel continuous stringer/multi-beam or girder carrying Forest Road 2200 over Sturgeon River in Baraga County, Michigan. It was built in 1949 and reconstructed in 1995, so it is 76 years old, older 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 6 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 144 ft (43.9 m) long and 15 ft wide. If it were closed, the detour would be 22.4 mi (36 km).

Location

Open in Google Maps
CarriesForest Road 2200
CrossesSturgeon River
Location4.5 MI NE of Sidnaw
RouteFederal Lands Road 2200
CountyBaraga County
StateMichigan
Coordinates46.56765, -88.65208
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to 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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating41.4 US tons
Inventory rating31.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length144 ft (43.9 m)
Longest span56 ft (17.1 m)
Deck width15 ft (4.7 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed22.4 mi (36 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Road 2200 over Sturgeon River built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1995.

What condition is Forest Road 2200 over Sturgeon River 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 Forest Road 2200 over Sturgeon River carry?

About 50 vehicles per day (latest count).

How long is Forest Road 2200 over Sturgeon River?

The structure is 144 ft (43.9 m) long with a longest span of 56 ft (17.1 m) and a deck 15 ft wide.

Who owns Forest Road 2200 over Sturgeon River?

It is owned by the U.S. Forest Service.