US Bridges

24th Ave over Sand Creek

Poor

Ottawa County, Michigan · Section 21 Wright Twp · Structure no. 000000000008924

Built
1972
53 years old
Condition
Poor
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
740
2020 count
Owner
County
County Highway Agency

About this bridge

24th Ave over Sand Creek is a prestressed concrete box beam or girders - multiple carrying 24th Ave over Sand Creek in Ottawa 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 740 vehicles a day, roughly 5% of them trucks, projected to reach 1,330 by 2040. The structure is 36 ft (10.9 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries24th Ave
CrossesSand Creek
LocationSection 21 Wright Twp
RouteCounty Highway 0
Coordinates43.06178, -85.84758
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length36 ft (10.9 m)
Longest span32 ft (9.7 m)
Deck width36 ft (11.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic740 (2020)
Projected traffic1,330 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 24th Ave over Sand Creek built?

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

What condition is 24th Ave over Sand Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does 24th Ave over Sand Creek carry?

About 740 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is 24th Ave over Sand Creek?

The structure is 36 ft (10.9 m) long with a longest span of 32 ft (9.7 m) and a deck 36 ft wide.

Who owns 24th Ave over Sand Creek?

It is owned by the County Highway Agency.