US Bridges

Tower Beach Road over Tebo Drain

Fair

Bay County, Michigan · At Coggins RD · Structure no. 000000000000725

Built
1972
53 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
470
2000 count
Owner
County
County Highway Agency

About this bridge

Tower Beach Road over Tebo Drain is a concrete culvert carrying Tower Beach Road over Tebo Drain in Bay County, Michigan. It was built in 1972, so it is 53 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 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 470 vehicles a day, roughly 10% of them trucks, projected to reach 564 by 2020. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTower Beach Road
CrossesTebo Drain
LocationAt Coggins RD
RouteCounty Highway 0
CountyBay County
StateMichigan
Coordinates43.80339, -83.94733
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.6 US tons
Inventory rating35.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length32 ft (9.7 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic470 (2000)
Projected traffic564 by 2020
Trucks10%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tower Beach Road over Tebo Drain built?

It was built in 1972, making it 53 years old in 2025.

What condition is Tower Beach Road over Tebo Drain 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 Tower Beach Road over Tebo Drain carry?

About 470 vehicles per day (2000 count), of which roughly 10% are trucks.

How long is Tower Beach Road over Tebo Drain?

The structure is 32 ft (9.7 m) long with a longest span of 14 ft (4.2 m).

Who owns Tower Beach Road over Tebo Drain?

It is owned by the County Highway Agency.