US Bridges

Cass City Road over State & Colling I/C Drn

Good

Tuscola County, Michigan · Sec 27-34 Columbia Twp · Structure no. 000000000010556

Built
1992
33 years old, rebuilt 2018
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
126
2018 count
Owner
County
County Highway Agency

About this bridge

Cass City Road over State & Colling I/C Drn is a prestressed concrete stringer/multi-beam or girder carrying Cass City Road over State & Colling I/C Drn in Tuscola County, Michigan. It was built in 1992 and reconstructed in 2018, so it is 33 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 126 vehicles a day, roughly 5% of them trucks, projected to reach 154 by 2038. The structure is 35 ft (10.8 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCass City Road
CrossesState & Colling I/C Drn
LocationSec 27-34 Columbia Twp
RouteCounty Highway 0
Coordinates43.5965, -83.4109
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length35 ft (10.8 m)
Longest span33 ft (10 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic126 (2018)
Projected traffic154 by 2038
Trucks5%
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$40,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cass City Road over State & Colling I/C Drn built?

It was built in 1992, making it 33 years old in 2025. It was reconstructed in 2018.

What condition is Cass City Road over State & Colling I/C Drn 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 October 2024.

How much traffic does Cass City Road over State & Colling I/C Drn carry?

About 126 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Cass City Road over State & Colling I/C Drn?

The structure is 35 ft (10.8 m) long with a longest span of 33 ft (10 m) and a deck 31 ft wide.

Who owns Cass City Road over State & Colling I/C Drn?

It is owned by the County Highway Agency.