US Bridges

I-196 M-21 EB over Stocking Ave

Fair

Kent County, Michigan · In Grand Rapids · Structure no. 000000000004831

Built
1963
62 years old, rebuilt 2002
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
169 ft
3 main spans
Daily traffic
27,318
2007 count
Owner
State
State Highway Agency

About this bridge

I-196 M-21 EB over Stocking Ave is a prestressed concrete box beam or girders - single or spread carrying I-196 M-21 EB over Stocking Ave in Kent County, Michigan. It was built in 1963 and reconstructed in 2002, so it is 62 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 6 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 27,318 vehicles a day, roughly 7% of them trucks, projected to reach 39,932 by 2018. The structure is 169 ft (51.6 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-196 M-21 EB
CrossesStocking Ave
LocationIn Grand Rapids
RouteInterstate 196
CountyKent County
StateMichigan
Coordinates42.97321, -85.68605
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.2 US tons
Inventory rating50 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length169 ft (51.6 m)
Longest span83 ft (25.2 m)
Deck width46 ft (13.9 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,318 (2007)
Projected traffic39,932 by 2018
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-196 M-21 EB over Stocking Ave built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2002.

What condition is I-196 M-21 EB over Stocking Ave 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 August 2024.

How much traffic does I-196 M-21 EB over Stocking Ave carry?

About 27,318 vehicles per day (2007 count), of which roughly 7% are trucks.

How long is I-196 M-21 EB over Stocking Ave?

The structure is 169 ft (51.6 m) long with a longest span of 83 ft (25.2 m) and a deck 46 ft wide.

Who owns I-196 M-21 EB over Stocking Ave?

It is owned by the State Highway Agency.