US Bridges

Liberty RD over I-94

Fair

Washtenaw County, Michigan · 0.7 MI S of I-94 Bl · Structure no. 000000000010832

Built
1956
69 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
202 ft
4 main spans
Daily traffic
10,376
1996 count
Owner
State
State Highway Agency

About this bridge

Liberty RD over I-94 is a concrete continuous tee beam carrying Liberty RD over I-94 in Washtenaw County, Michigan. It was built in 1956, so it is 69 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 10,376 vehicles a day, roughly 3% of them trucks, projected to reach 11,932 by 2016. The structure is 202 ft (61.7 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLiberty RD
CrossesI-94
Location0.7 MI S of I-94 Bl
RouteCounty Highway 2006
CountyWashtenaw County
StateMichigan
Coordinates42.27262, -83.78428
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.1 US tons
Inventory rating31.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length202 ft (61.7 m)
Longest span57 ft (17.3 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,376 (1996)
Projected traffic11,932 by 2016
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Liberty RD over I-94 built?

It was built in 1956, making it 69 years old in 2025.

What condition is Liberty 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 June 2024.

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

About 10,376 vehicles per day (1996 count), of which roughly 3% are trucks.

How long is Liberty RD over I-94?

The structure is 202 ft (61.7 m) long with a longest span of 57 ft (17.3 m) and a deck 31 ft wide.

Who owns Liberty RD over I-94?

It is owned by the State Highway Agency.