US Bridges

East Dayton Road over Cass River

Fair

Tuscola County, Michigan · Sec 2 Indianfields Twp · Structure no. 000000000010512

Built
1976
49 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
180 ft
3 main spans
Daily traffic
5,144
2016 count
Owner
County
County Highway Agency

About this bridge

East Dayton Road over Cass River is a steel stringer/multi-beam or girder carrying East Dayton Road over Cass River in Tuscola County, Michigan. It was built in 1976, so it is 49 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 5,144 vehicles a day, roughly 2% of them trucks, projected to reach 6,928 by 2036. The structure is 180 ft (54.9 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesEast Dayton Road
CrossesCass River
LocationSec 2 Indianfields Twp
RouteCounty Highway 0
CountyTuscola County
StateMichigan
Coordinates43.49024, -83.37619
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating79.7 US tons
Inventory rating41.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span64 ft (19.5 m)
Deck width37 ft (11.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,144 (2016)
Projected traffic6,928 by 2036
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$296,000
NavigationNo navigation control on waterway

Frequently asked questions

When was East Dayton Road over Cass River built?

It was built in 1976, making it 49 years old in 2025.

What condition is East Dayton Road over Cass 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 2024.

How much traffic does East Dayton Road over Cass River carry?

About 5,144 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is East Dayton Road over Cass River?

The structure is 180 ft (54.9 m) long with a longest span of 64 ft (19.5 m) and a deck 37 ft wide.

Who owns East Dayton Road over Cass River?

It is owned by the County Highway Agency.