US Bridges

Fisher RD over Sanilac & ST Clair Drain

Good

Sanilac County, Michigan · Sec 34 Speaker Twp · Structure no. 000000000014642

Built
2016
9 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
200
2010 count
Owner
County
County Highway Agency

About this bridge

Fisher RD over Sanilac & ST Clair Drain is a concrete culvert carrying Fisher RD over Sanilac & ST Clair Drain in Sanilac County, Michigan. It was built in 2016, so it is 9 years old, younger than the Michigan average of 48.3 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 240 by 2030. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFisher RD
CrossesSanilac & ST Clair Drain
LocationSec 34 Speaker Twp
RouteCounty Highway 0
Coordinates43.15885, -82.81254
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2010)
Projected traffic240 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Fisher RD over Sanilac & ST Clair Drain built?

It was built in 2016, making it 9 years old in 2025.

What condition is Fisher RD over Sanilac & ST Clair Drain 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 July 2023.

How much traffic does Fisher RD over Sanilac & ST Clair Drain carry?

About 200 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Fisher RD over Sanilac & ST Clair Drain?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m).

Who owns Fisher RD over Sanilac & ST Clair Drain?

It is owned by the County Highway Agency.