US Bridges

M 9 over Cross Lake Channel

Good

Crow Wing County, Minnesota · 1.0 MI N of JCT CR 103 · Structure no. 18530

Built
2011
14 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
154 ft
3 main spans
Daily traffic
50
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 9 over Cross Lake Channel is a concrete continuous slab carrying M 9 over Cross Lake Channel in Crow Wing County, Minnesota. It was built in 2011, so it is 14 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 50 by 2029. The structure is 154 ft (47 m) long and 22 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesM 9
CrossesCross Lake Channel
Location1.0 MI N of JCT CR 103
RouteCity Street 9
Coordinates46.64653, -94.15099
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.2 US tons
Inventory rating49.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length154 ft (47 m)
Longest span60 ft (18.3 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2010)
Projected traffic50 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-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—
NavigationNo navigation control on waterway

Frequently asked questions

When was M 9 over Cross Lake Channel built?

It was built in 2011, making it 14 years old in 2025.

What condition is M 9 over Cross Lake Channel in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does M 9 over Cross Lake Channel carry?

About 50 vehicles per day (2010 count).

How long is M 9 over Cross Lake Channel?

The structure is 154 ft (47 m) long with a longest span of 60 ft (18.3 m) and a deck 22 ft wide.

Who owns M 9 over Cross Lake Channel?

It is owned by the City or Municipal Highway Agency.