US Bridges

Buchanan ST over Bass Creek

Good

Ottawa County, Michigan · Section 24 Robinson Twp · Structure no. 000000000008915

Built
1976
49 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

Buchanan ST over Bass Creek is a prestressed concrete box beam or girders - multiple carrying Buchanan ST over Bass Creek in Ottawa County, Michigan. It was built in 1976, so it is 49 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 180 by 2040. The structure is 60 ft (18.2 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBuchanan ST
CrossesBass Creek
LocationSection 24 Robinson Twp
RouteCounty Highway 0
Coordinates42.98658, -86.03172
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.6 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length60 ft (18.2 m)
Longest span58 ft (17.6 m)
Deck width36 ft (11.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic180 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Buchanan ST over Bass Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Buchanan ST over Bass 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 October 2024.

How much traffic does Buchanan ST over Bass Creek carry?

About 100 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Buchanan ST over Bass Creek?

The structure is 60 ft (18.2 m) long with a longest span of 58 ft (17.6 m) and a deck 36 ft wide.

Who owns Buchanan ST over Bass Creek?

It is owned by the County Highway Agency.