US Bridges

Cass City Road over Northwest Drain Outlet 3

Good

Tuscola County, Michigan · Sec 23 24 25 26 Wisner · Structure no. 000000000010671

Built
1986
39 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Prestressed Concrete
Length
76 ft
3 main spans
Daily traffic
100
2009 count
Owner
County
County Highway Agency

About this bridge

Cass City Road over Northwest Drain Outlet 3 is a prestressed concrete tee beam carrying Cass City Road over Northwest Drain Outlet 3 in Tuscola County, Michigan. It was built in 1986, so it is 39 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 100 vehicles a day, projected to reach 180 by 2029. The structure is 76 ft (23.1 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCass City Road
CrossesNorthwest Drain Outlet 3
LocationSec 23 24 25 26 Wisner
RouteCounty Highway 0
Coordinates43.59449, -83.60384
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating88.6 US tons
Inventory rating52.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length76 ft (23.1 m)
Longest span25 ft (7.7 m)
Deck width32 ft (9.9 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2009)
Projected traffic180 by 2029
Trucks0%
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 Cass City Road over Northwest Drain Outlet 3 built?

It was built in 1986, making it 39 years old in 2025.

What condition is Cass City Road over Northwest Drain Outlet 3 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 April 2023.

How much traffic does Cass City Road over Northwest Drain Outlet 3 carry?

About 100 vehicles per day (2009 count).

How long is Cass City Road over Northwest Drain Outlet 3?

The structure is 76 ft (23.1 m) long with a longest span of 25 ft (7.7 m) and a deck 32 ft wide.

Who owns Cass City Road over Northwest Drain Outlet 3?

It is owned by the County Highway Agency.