US Bridges

Tomahawk Road over Mitawan Creek

Fair

Lake County, Minnesota · 3.6 MI W of JCT FR 177 · Structure no. 090907000001097

Built
1968
57 years old
Condition
Fair
inspected October 2024
Type
Culvert
Steel
Length
21 ft
2 main spans
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Tomahawk Road over Mitawan Creek is a steel culvert carrying Tomahawk Road over Mitawan Creek in Lake County, Minnesota. It was built in 1968, so it is 57 years old, older than the Minnesota average of 38.5 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 21 ft (6.3 m) long. If it were closed, the detour would be 620.7 mi (999 km).

CarriesTomahawk Road
CrossesMitawan Creek
Location3.6 MI W of JCT FR 177
RouteFederal Lands Road 377
Coordinates47.75306, -91.39278
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.3 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tomahawk Road over Mitawan Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Tomahawk Road over Mitawan 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 October 2024.

How much traffic does Tomahawk Road over Mitawan Creek carry?

About 50 vehicles per day (latest count).

How long is Tomahawk Road over Mitawan Creek?

The structure is 21 ft (6.3 m) long with a longest span of 9 ft (2.7 m).

Who owns Tomahawk Road over Mitawan Creek?

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