US Bridges

I-96 WB Collector over Ramp to M-8

Fair

Wayne County, Michigan · In Detroit · Structure no. 000000000011568

Built
1971
54 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
338 ft
2 main spans
Daily traffic
3,800
2022 count
Owner
State
State Highway Agency

About this bridge

I-96 WB Collector over Ramp to M-8 is a steel stringer/multi-beam or girder carrying I-96 WB Collector over Ramp to M-8 in Wayne County, Michigan. It was built in 1971, 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 3,800 vehicles a day, roughly 3% of them trucks, projected to reach 4,025 by 2042. The structure is 338 ft (103 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesI-96 WB Collector
CrossesRamp to M-8
LocationIn Detroit
RouteInterstate 96
CountyWayne County
StateMichigan
Coordinates42.38466, -83.15081
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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating81.8 US tons
Inventory rating48.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length338 ft (103 m)
Longest span179 ft (54.5 m)
Deck width46 ft (14.1 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2022)
Projected traffic4,025 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$402,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-96 WB Collector over Ramp to M-8 built?

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

What condition is I-96 WB Collector over Ramp to M-8 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 2023.

How much traffic does I-96 WB Collector over Ramp to M-8 carry?

About 3,800 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is I-96 WB Collector over Ramp to M-8?

The structure is 338 ft (103 m) long with a longest span of 179 ft (54.5 m) and a deck 46 ft wide.

Who owns I-96 WB Collector over Ramp to M-8?

It is owned by the State Highway Agency.