US Bridges

84th Street over Pratt Lake Drain

Fair

Kent County, Michigan · 0.40 MI E of Wingeier Ave · Structure no. 000000000005010

Built
1976
49 years old
Condition
Fair
inspected November 2023
Type
Culvert
Steel
Length
33 ft
2 main spans
Daily traffic
896
2005 count
Owner
County
County Highway Agency

About this bridge

84th Street over Pratt Lake Drain is a steel culvert carrying 84th Street over Pratt Lake Drain in Kent 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 896 vehicles a day, projected to reach 1,520 by 2025. The structure is 33 ft (10 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries84th Street
CrossesPratt Lake Drain
Location0.40 MI E of Wingeier Ave
RouteCounty Highway 0
Coordinates42.81298, -85.34263
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.6 US tons
Inventory rating89.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length33 ft (10 m)
Longest span16 ft (4.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic896 (2005)
Projected traffic1,520 by 2025
Trucks0%
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 84th Street over Pratt Lake Drain built?

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

What condition is 84th Street over Pratt Lake Drain in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does 84th Street over Pratt Lake Drain carry?

About 896 vehicles per day (2005 count).

How long is 84th Street over Pratt Lake Drain?

The structure is 33 ft (10 m) long with a longest span of 16 ft (4.8 m).

Who owns 84th Street over Pratt Lake Drain?

It is owned by the County Highway Agency.