US Bridges

Eisenhower Pkwy over Ann Arbor Railroad

Fair

Washtenaw County, Michigan · 0.4 MI E of State RD · Structure no. 000000000011077

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
133 ft
3 main spans
Daily traffic
20,888
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Eisenhower Pkwy over Ann Arbor Railroad is a prestressed concrete stringer/multi-beam or girder carrying Eisenhower Pkwy over Ann Arbor Railroad in Washtenaw County, Michigan. It was built in 1974, so it is 51 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 20,888 vehicles a day, roughly 5% of them trucks, projected to reach 20,888 by 2030. The structure is 133 ft (40.4 m) long and 78 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesEisenhower Pkwy
CrossesAnn Arbor Railroad
Location0.4 MI E of State RD
RouteCity Street 0
CountyWashtenaw County
StateMichigan
Coordinates42.24422, -83.73202
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length133 ft (40.4 m)
Longest span46 ft (14 m)
Deck width78 ft (23.9 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,888 (2010)
Projected traffic20,888 by 2030
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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$664,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Eisenhower Pkwy over Ann Arbor Railroad built?

It was built in 1974, making it 51 years old in 2025.

What condition is Eisenhower Pkwy over Ann Arbor Railroad 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 October 2023.

How much traffic does Eisenhower Pkwy over Ann Arbor Railroad carry?

About 20,888 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Eisenhower Pkwy over Ann Arbor Railroad?

The structure is 133 ft (40.4 m) long with a longest span of 46 ft (14 m) and a deck 78 ft wide.

Who owns Eisenhower Pkwy over Ann Arbor Railroad?

It is owned by the City or Municipal Highway Agency.