US Bridges

Bay Park Road over Allen Drain

Good

Tuscola County, Michigan · Sec 5 Akron Twp · Structure no. 000000000010482

Built
1972
53 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
412
2014 count
Owner
County
County Highway Agency

About this bridge

Bay Park Road over Allen Drain is a prestressed concrete box beam or girders - multiple carrying Bay Park Road over Allen Drain in Tuscola 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 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 412 vehicles a day, roughly 3% of them trucks, projected to reach 432 by 2034. The structure is 56 ft (17.1 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesBay Park Road
CrossesAllen Drain
LocationSec 5 Akron Twp
RouteCounty Highway 0
CountyTuscola County
StateMichigan
Coordinates43.65305, -83.56581
Functional classRural Major Collector

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 alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating41.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span54 ft (16.6 m)
Deck width36 ft (11.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic412 (2014)
Projected traffic432 by 2034
Trucks3%
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$208,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bay Park Road over Allen Drain built?

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

What condition is Bay Park Road over Allen Drain 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 Bay Park Road over Allen Drain carry?

About 412 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Bay Park Road over Allen Drain?

The structure is 56 ft (17.1 m) long with a longest span of 54 ft (16.6 m) and a deck 36 ft wide.

Who owns Bay Park Road over Allen Drain?

It is owned by the County Highway Agency.