US Bridges

Off Ramp @ Grnfld. over Land

Fair

Wayne County, Michigan · In Detroit · Structure no. 000000000011546

Built
1973
52 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
244 ft
3 main spans
Daily traffic
12,580
1982 count
Owner
State
State Highway Agency

About this bridge

Off Ramp @ Grnfld. over Land is a steel stringer/multi-beam or girder carrying Off Ramp @ Grnfld. over Land in Wayne County, Michigan. It was built in 1973, so it is 52 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 12,580 vehicles a day, projected to reach 12,580 by 1977. The structure is 244 ft (74.3 m) long and 40 ft wide.

CarriesOff Ramp @ Grnfld.
CrossesLand
LocationIn Detroit
RouteInterstate 96
Coordinates42.37961, -83.19619
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.
Superstructure8 Very GoodNo problems noted.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating46.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length244 ft (74.3 m)
Longest span70 ft (21.3 m)
Deck width40 ft (12.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,580 (1982)
Projected traffic12,580 by 1977
Trucks—
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 Off Ramp @ Grnfld. over Land built?

It was built in 1973, making it 52 years old in 2025.

What condition is Off Ramp @ Grnfld. over Land 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 Off Ramp @ Grnfld. over Land carry?

About 12,580 vehicles per day (1982 count).

How long is Off Ramp @ Grnfld. over Land?

The structure is 244 ft (74.3 m) long with a longest span of 70 ft (21.3 m) and a deck 40 ft wide.

Who owns Off Ramp @ Grnfld. over Land?

It is owned by the State Highway Agency.