US Bridges

Rotunda Drive over Rouge River (re-Located)

PoorPosted for load

Wayne County, Michigan · Dearborn E/Southfield · Structure no. 000000000012049

Built
1964
61 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
376 ft
6 main spans
Daily traffic
30,846
1995 count
Owner
County
County Highway Agency

About this bridge

Rotunda Drive over Rouge River (re-Located) is a prestressed concrete stringer/multi-beam or girder carrying Rotunda Drive over Rouge River (re-Located) in Wayne County, Michigan. It was built in 1964, so it is 61 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 30,846 vehicles a day, roughly 5% of them trucks, projected to reach 25,463 by 2015. The structure is 376 ft (114.6 m) long and 97 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRotunda Drive
CrossesRouge River (re-Located)
LocationDearborn E/Southfield
RouteCounty Highway 2057
Coordinates42.30116, -83.19913
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating34 US tons
Inventory rating20.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length376 ft (114.6 m)
Longest span63 ft (19.2 m)
Deck width97 ft (29.7 m)
Roadway width79 ft (24.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,846 (1995)
Projected traffic25,463 by 2015
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Rotunda Drive over Rouge River (re-Located) built?

It was built in 1964, making it 61 years old in 2025.

What condition is Rotunda Drive over Rouge River (re-Located) in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Rotunda Drive over Rouge River (re-Located) carry?

About 30,846 vehicles per day (1995 count), of which roughly 5% are trucks.

How long is Rotunda Drive over Rouge River (re-Located)?

The structure is 376 ft (114.6 m) long with a longest span of 63 ft (19.2 m) and a deck 97 ft wide.

Who owns Rotunda Drive over Rouge River (re-Located)?

It is owned by the County Highway Agency.