US Bridges

32nd Avenue over Rio Grande Creek

Good

Ottawa County, Michigan · 0.35 Miles N of Coolidge · Structure no. 000000000008855

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Slab
Wood or Timber
Length
30 ft
1 main span
Daily traffic
780
2021 count
Owner
County
County Highway Agency

About this bridge

32nd Avenue over Rio Grande Creek is a wood or timber slab carrying 32nd Avenue over Rio Grande Creek in Ottawa County, Michigan. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 780 vehicles a day, roughly 5% of them trucks, projected to reach 1,400 by 2041. The structure is 30 ft (9.1 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries32nd Avenue
CrossesRio Grande Creek
Location0.35 Miles N of Coolidge
RouteCounty Highway 7085
Coordinates43.15255, -85.8692
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating61.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadGreater than HL 93
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2021)
Projected traffic1,400 by 2041
Trucks5%
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 32nd Avenue over Rio Grande Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is 32nd Avenue over Rio Grande 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 2023.

How much traffic does 32nd Avenue over Rio Grande Creek carry?

About 780 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is 32nd Avenue over Rio Grande Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 38 ft wide.

Who owns 32nd Avenue over Rio Grande Creek?

It is owned by the County Highway Agency.