US Bridges

Warren Av Ent Ramp over I-96 Ramp

Fair

Wayne County, Michigan · In Detroit · Structure no. 000000000011597

Built
1971
54 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
167 ft
2 main spans
Daily traffic
4,000
2005 count
Owner
State
State Highway Agency

About this bridge

Warren Av Ent Ramp over I-96 Ramp is a steel stringer/multi-beam or girder carrying Warren Av Ent Ramp over I-96 Ramp 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 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 4,000 vehicles a day, roughly 3% of them trucks, projected to reach 4,300 by 2025. The structure is 167 ft (50.8 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesWarren Av Ent Ramp
CrossesI-96 Ramp
LocationIn Detroit
RouteInterstate 96
CountyWayne County
StateMichigan
Coordinates42.34823, -83.09721
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
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 alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating67.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length167 ft (50.8 m)
Longest span131 ft (39.8 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2005)
Projected traffic4,300 by 2025
Trucks3%
Lanes on structure1
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Warren Av Ent Ramp over I-96 Ramp built?

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

What condition is Warren Av Ent Ramp over I-96 Ramp 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 Warren Av Ent Ramp over I-96 Ramp carry?

About 4,000 vehicles per day (2005 count), of which roughly 3% are trucks.

How long is Warren Av Ent Ramp over I-96 Ramp?

The structure is 167 ft (50.8 m) long with a longest span of 131 ft (39.8 m) and a deck 28 ft wide.

Who owns Warren Av Ent Ramp over I-96 Ramp?

It is owned by the State Highway Agency.