US Bridges

Hurds Corner Road over Cass River

Fair

Tuscola County, Michigan · Sec 15-16 Ellington Twp · Structure no. 000000000012598

Built
1978
47 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
174 ft
3 main spans
Daily traffic
544
2015 count
Owner
County
County Highway Agency

About this bridge

Hurds Corner Road over Cass River is a prestressed concrete stringer/multi-beam or girder carrying Hurds Corner Road over Cass River in Tuscola County, Michigan. It was built in 1978, so it is 47 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 544 vehicles a day, roughly 3% of them trucks, projected to reach 675 by 2029. The structure is 174 ft (53 m) long and 35 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesHurds Corner Road
CrossesCass River
LocationSec 15-16 Ellington Twp
RouteCounty Highway 7971
Coordinates43.55004, -83.29092
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.3 US tons
Inventory rating35.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length174 ft (53 m)
Longest span58 ft (17.8 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic544 (2015)
Projected traffic675 by 2029
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$420,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hurds Corner Road over Cass River built?

It was built in 1978, making it 47 years old in 2025.

What condition is Hurds Corner 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 2023.

How much traffic does Hurds Corner Road over Cass River carry?

About 544 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Hurds Corner Road over Cass River?

The structure is 174 ft (53 m) long with a longest span of 58 ft (17.8 m) and a deck 35 ft wide.

Who owns Hurds Corner Road over Cass River?

It is owned by the County Highway Agency.