US Bridges

M 205 over Channel Rush Lake

Fair

Crow Wing County, Minnesota · 1.5 MI SW of JCT Csah 6 · Structure no. L4044

Built
1950
75 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
15
1990 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 205 over Channel Rush Lake is a prestressed concrete tee beam carrying M 205 over Channel Rush Lake in Crow Wing County, Minnesota. It was built in 1950, so it is 75 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 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 15 vehicles a day, projected to reach 15 by 2029. The structure is 29 ft (8.9 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesM 205
CrossesChannel Rush Lake
Location1.5 MI SW of JCT Csah 6
RouteCity Street 205
CountyCrow Wing County
StateMinnesota
Coordinates46.69128, -94.14863
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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating67.7 US tons
Inventory rating43.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length29 ft (8.9 m)
Longest span28 ft (8.5 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (1990)
Projected traffic15 by 2029
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$38 million
NavigationNo navigation control on waterway

Frequently asked questions

When was M 205 over Channel Rush Lake built?

It was built in 1950, making it 75 years old in 2025.

What condition is M 205 over Channel Rush Lake 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 M 205 over Channel Rush Lake carry?

About 15 vehicles per day (1990 count).

How long is M 205 over Channel Rush Lake?

The structure is 29 ft (8.9 m) long with a longest span of 28 ft (8.5 m) and a deck 16 ft wide.

Who owns M 205 over Channel Rush Lake?

It is owned by the City or Municipal Highway Agency.