US Bridges

Auburn RD over Clinton River

Fair

Macomb County, Michigan · West of Van Dyke · Structure no. 000000000006433

Built
1928
97 years old, rebuilt 1988
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
101 ft
2 main spans
Daily traffic
11,186
2008 count
Owner
City
City or Municipal Highway Agency

About this bridge

Auburn RD over Clinton River is a prestressed concrete stringer/multi-beam or girder carrying Auburn RD over Clinton River in Macomb County, Michigan. It was built in 1928 and reconstructed in 1988, so it is 97 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 11,186 vehicles a day, projected to reach 12,200 by 2028. The structure is 101 ft (30.9 m) long and 41 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesAuburn RD
CrossesClinton River
LocationWest of Van Dyke
RouteCity Street 0
CountyMacomb County
StateMichigan
Coordinates42.62583, -83.0376
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length101 ft (30.9 m)
Longest span51 ft (15.5 m)
Deck width41 ft (12.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,186 (2008)
Projected traffic12,200 by 2028
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Auburn RD over Clinton River built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1988.

What condition is Auburn RD over Clinton River 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 September 2024.

How much traffic does Auburn RD over Clinton River carry?

About 11,186 vehicles per day (2008 count).

How long is Auburn RD over Clinton River?

The structure is 101 ft (30.9 m) long with a longest span of 51 ft (15.5 m) and a deck 41 ft wide.

Who owns Auburn RD over Clinton River?

It is owned by the City or Municipal Highway Agency.