US Bridges

Harris RD over I-94

Fair

Washtenaw County, Michigan · 1.0 MI E of Ypsilanti · Structure no. 000000000010854

Built
1971
54 years old, rebuilt 2005
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
375 ft
5 main spans
Daily traffic
5,500
1997 count
Owner
State
State Highway Agency

About this bridge

Harris RD over I-94 is a steel stringer/multi-beam or girder carrying Harris RD over I-94 in Washtenaw County, Michigan. It was built in 1971 and reconstructed in 2005, so it is 54 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 5,500 vehicles a day, roughly 3% of them trucks, projected to reach 6,325 by 2017. The structure is 375 ft (114.3 m) long and 48 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesHarris RD
CrossesI-94
Location1.0 MI E of Ypsilanti
RouteCounty Highway 2006
CountyWashtenaw County
StateMichigan
Coordinates42.2313, -83.58248
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length375 ft (114.3 m)
Longest span138 ft (42 m)
Deck width48 ft (14.7 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (1997)
Projected traffic6,325 by 2017
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Harris RD over I-94 built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2005.

What condition is Harris RD over I-94 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 July 2024.

How much traffic does Harris RD over I-94 carry?

About 5,500 vehicles per day (1997 count), of which roughly 3% are trucks.

How long is Harris RD over I-94?

The structure is 375 ft (114.3 m) long with a longest span of 138 ft (42 m) and a deck 48 ft wide.

Who owns Harris RD over I-94?

It is owned by the State Highway Agency.