US Bridges

Walker Road over S Br Cass River I/C Drn

Fair

Sanilac County, Michigan · Sec 18-19 Elmer Twp · Structure no. 000000000009603

Built
1981
44 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
93 ft
3 main spans
Daily traffic
225
2016 count
Owner
County
County Highway Agency

About this bridge

Walker Road over S Br Cass River I/C Drn is a prestressed concrete tee beam carrying Walker Road over S Br Cass River I/C Drn in Sanilac County, Michigan. It was built in 1981, so it is 44 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 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 225 vehicles a day, roughly 10% of them trucks, projected to reach 405 by 2036. The structure is 93 ft (28.4 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesWalker Road
CrossesS Br Cass River I/C Drn
LocationSec 18-19 Elmer Twp
RouteCounty Highway 0
CountySanilac County
StateMichigan
Coordinates43.37362, -82.97715
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating31.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadH 20
Structure length93 ft (28.4 m)
Longest span31 ft (9.5 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2016)
Projected traffic405 by 2036
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Walker Road over S Br Cass River I/C Drn built?

It was built in 1981, making it 44 years old in 2025.

What condition is Walker Road over S Br Cass River I/C Drn 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 April 2024.

How much traffic does Walker Road over S Br Cass River I/C Drn carry?

About 225 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Walker Road over S Br Cass River I/C Drn?

The structure is 93 ft (28.4 m) long with a longest span of 31 ft (9.5 m) and a deck 32 ft wide.

Who owns Walker Road over S Br Cass River I/C Drn?

It is owned by the County Highway Agency.