US Bridges

County Road I 10 over West Br Whitefish River

Fair

Delta County, Michigan · 4.2 Miles East of US 41 · Structure no. 000000000002160

Built
1966
59 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
102 ft
2 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

County Road I 10 over West Br Whitefish River is a steel stringer/multi-beam or girder carrying County Road I 10 over West Br Whitefish River in Delta County, Michigan. It was built in 1966, so it is 59 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 100 vehicles a day, roughly 7% of them trucks, projected to reach 110 by 2042. The structure is 102 ft (31.1 m) long and 26 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesCounty Road I 10
CrossesWest Br Whitefish River
Location4.2 Miles East of US 41
RouteCounty Highway 0
CountyDelta County
StateMichigan
Coordinates46.09629, -86.89601
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.2 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length102 ft (31.1 m)
Longest span50 ft (15.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic110 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 County Road I 10 over West Br Whitefish River built?

It was built in 1966, making it 59 years old in 2025.

What condition is County Road I 10 over West Br Whitefish 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 July 2023.

How much traffic does County Road I 10 over West Br Whitefish River carry?

About 100 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is County Road I 10 over West Br Whitefish River?

The structure is 102 ft (31.1 m) long with a longest span of 50 ft (15.2 m) and a deck 26 ft wide.

Who owns County Road I 10 over West Br Whitefish River?

It is owned by the County Highway Agency.