US Bridges

52nd Street over Unnamed

Fair

Kent County, Michigan · 300 Ft W of Whitneyville · Structure no. 000000000005134

Built
1971
54 years old
Condition
Fair
inspected November 2023
Type
Culvert
Steel
Length
26 ft
2 main spans
Daily traffic
142
2004 count
Owner
County
County Highway Agency

About this bridge

52nd Street over Unnamed is a steel culvert carrying 52nd Street over Unnamed in Kent County, Michigan. It was built in 1971, so it is 54 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 142 vehicles a day, projected to reach 240 by 2024. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Carries52nd Street
CrossesUnnamed
Location300 Ft W of Whitneyville
RouteCounty Highway 0
Coordinates42.87047, -85.46014
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 alignment6: Equal to present minimum criteria
Operating rating54.2 US tons
Inventory rating47.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length26 ft (7.9 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic142 (2004)
Projected traffic240 by 2024
Trucks0%
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 52nd Street over Unnamed built?

It was built in 1971, making it 54 years old in 2025.

What condition is 52nd Street over Unnamed 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 52nd Street over Unnamed carry?

About 142 vehicles per day (2004 count).

How long is 52nd Street over Unnamed?

The structure is 26 ft (7.9 m) long with a longest span of 13 ft (3.9 m).

Who owns 52nd Street over Unnamed?

It is owned by the County Highway Agency.