US Bridges

I-94 WB over Wiard RD

Fair

Washtenaw County, Michigan · 2.0 MI SE of Ypsilanti · Structure no. 000000000010822

Built
1958
67 years old, rebuilt 1986
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
251 ft
4 main spans
Daily traffic
42,518
2007 count
Owner
State
State Highway Agency

About this bridge

I-94 WB over Wiard RD is a steel continuous stringer/multi-beam or girder carrying I-94 WB over Wiard RD in Washtenaw County, Michigan. It was built in 1958 and reconstructed in 1986, so it is 67 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 42,518 vehicles a day, roughly 14% of them trucks, projected to reach 45,981 by 2018. The structure is 251 ft (76.5 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-94 WB
CrossesWiard RD
Location2.0 MI SE of Ypsilanti
RouteInterstate 94
Coordinates42.22015, -83.56229
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
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 alignment7: Better than present minimum criteria
Operating rating85.3 US tons
Inventory rating51 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length251 ft (76.5 m)
Longest span78 ft (23.7 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,518 (2007)
Projected traffic45,981 by 2018
Trucks14%
Lanes on structure3
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$124,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-94 WB over Wiard RD built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1986.

What condition is I-94 WB over Wiard RD 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-94 WB over Wiard RD carry?

About 42,518 vehicles per day (2007 count), of which roughly 14% are trucks.

How long is I-94 WB over Wiard RD?

The structure is 251 ft (76.5 m) long with a longest span of 78 ft (23.7 m) and a deck 63 ft wide.

Who owns I-94 WB over Wiard RD?

It is owned by the State Highway Agency.