US Bridges

43rd Street over Unnamed Creek

Good

Allegan County, Michigan · Overisel Twp Sec 4 · Structure no. 000000000000293

Built
1992
33 years old
Condition
Good
inspected May 2023
Type
Culvert
Steel
Length
32 ft
2 main spans
Daily traffic
145
2002 count
Owner
County
County Highway Agency

About this bridge

43rd Street over Unnamed Creek is a steel culvert carrying 43rd Street over Unnamed Creek in Allegan County, Michigan. It was built in 1992, 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 145 vehicles a day, roughly 7% of them trucks, projected to reach 290 by 2022. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Carries43rd Street
CrossesUnnamed Creek
LocationOverisel Twp Sec 4
RouteCounty Highway 0
Coordinates42.76852, -85.97051
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length32 ft (9.8 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 traffic145 (2002)
Projected traffic290 by 2022
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 43rd Street over Unnamed Creek built?

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

What condition is 43rd Street over Unnamed Creek 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 May 2023.

How much traffic does 43rd Street over Unnamed Creek carry?

About 145 vehicles per day (2002 count), of which roughly 7% are trucks.

How long is 43rd Street over Unnamed Creek?

The structure is 32 ft (9.8 m) long with a longest span of 14 ft (4.2 m).

Who owns 43rd Street over Unnamed Creek?

It is owned by the County Highway Agency.