US Bridges

Jefferson Ave over Clinton River Spillway

Fair

Macomb County, Michigan · 0.4MI W of Crocker Blvd · Structure no. 000000000006271

Built
1950
75 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
196 ft
3 main spans
Daily traffic
14,800
2023 count
Owner
County
County Highway Agency

About this bridge

Jefferson Ave over Clinton River Spillway is a steel stringer/multi-beam or girder carrying Jefferson Ave over Clinton River Spillway in Macomb County, Michigan. It was built in 1950, so it is 75 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 14,800 vehicles a day, roughly 5% of them trucks, projected to reach 15,400 by 2043. The structure is 196 ft (59.7 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesJefferson Ave
CrossesClinton River Spillway
Location0.4MI W of Crocker Blvd
RouteCounty Highway 2058
CountyMacomb County
StateMichigan
Coordinates42.56203, -82.84719
Functional classUrban Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating87.2 US tons
Inventory rating52.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length196 ft (59.7 m)
Longest span64 ft (19.6 m)
Deck width36 ft (11.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,800 (2023)
Projected traffic15,400 by 2043
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 Jefferson Ave over Clinton River Spillway built?

It was built in 1950, making it 75 years old in 2025.

What condition is Jefferson Ave over Clinton River Spillway 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 May 2023.

How much traffic does Jefferson Ave over Clinton River Spillway carry?

About 14,800 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Jefferson Ave over Clinton River Spillway?

The structure is 196 ft (59.7 m) long with a longest span of 64 ft (19.6 m) and a deck 36 ft wide.

Who owns Jefferson Ave over Clinton River Spillway?

It is owned by the County Highway Agency.