Structure 11557 · Wayne County, MI

I-96 Ramp over E B Service RD

Carries I-96 Ramp over E B Service RD, In Detroit.

Overall conditionFair

Set by its lowest-rated component: Deck at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT624 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 6/9

624 ft end to end, longest span 146 ft: about 1.7 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built197353 years old
Length624.0 ft190.2 m
Daily traffic12,580counted 1982
Last inspectedAugust 2023every 24 months

Location

StateMichigan
CountyWayne
LocationIn Detroit
CarriesI-96 Ramp
CrossesE B Service RD
Coordinates42.37831, -83.21138

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length624.0 ft (190.2 m)
Max Span146.0 ft (44.5 m)
Deck Width27.9 ft (8.5 m)
Deck Area1616.7 sq m
Main Spans8
Year Built1973

Traffic

Avg Daily Traffic12,580 (1982)
Truck Traffic3%
Lanes On Bridge1
Lanes Under Bridge2

Inspection & Ownership

Last InspectionAugust 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000011557

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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