US Bridges

11 Mile Road over S Br Charlotte River

Fair

Chippewa County, Michigan · 4.5 Mile East of Dafter · Structure no. 000000000001649

Built
2005
20 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
20
2006 count
Owner
County
County Highway Agency

About this bridge

11 Mile Road over S Br Charlotte River is a steel stringer/multi-beam or girder carrying 11 Mile Road over S Br Charlotte River in Chippewa County, Michigan. It was built in 2005, so it is 20 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 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 20 vehicles a day, projected to reach 35 by 2015. The structure is 32 ft (9.8 m) long and 21 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries11 Mile Road
CrossesS Br Charlotte River
Location4.5 Mile East of Dafter
RouteCounty Highway 0
CountyChippewa County
StateMichigan
Coordinates46.34661, -84.35766
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 protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating34.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOther
Main spans1
Design loadH 20
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2006)
Projected traffic35 by 2015
Trucks0%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 11 Mile Road over S Br Charlotte River built?

It was built in 2005, making it 20 years old in 2025.

What condition is 11 Mile Road over S Br Charlotte 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 June 2023.

How much traffic does 11 Mile Road over S Br Charlotte River carry?

About 20 vehicles per day (2006 count).

How long is 11 Mile Road over S Br Charlotte River?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 21 ft wide.

Who owns 11 Mile Road over S Br Charlotte River?

It is owned by the County Highway Agency.