Structure B4004000S7B0000 · Milwaukee County, WI

IH 794 Eb-lake Fre over Dock Rr

Carries IH 794 Eb-lake Fre over Dock Rr, 2.5 Mi E Jct IH 94.

Overall conditionFair

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

How ratings work
Deck8/9 · Very Good
Superstructuresets the rating5/9 · Fair
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT380 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 5/9 · sets the ratingSubstructure 7/9

380 ft end to end, longest span 130 ft: about 5 semi-trucks nose to tail. 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.

Built1974rebuilt 2014
Length379.9 ft115.8 m
Daily traffic25,200counted 2022
Last inspectedOctober 2024every 11 months

Location

StateWisconsin
CountyMilwaukee
Location2.5 Mi E Jct IH 94
CarriesIH 794 Eb-lake Fre
CrossesDock Rr
Coordinates43.01713, -87.89650

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length379.9 ft (115.8 m)
Max Span129.9 ft (39.6 m)
Deck Width55.8 ft (17 m)
Deck Area1968.6 sq m
Main Spans4
Year Built1974 (reconstructed 2014)

Traffic

Avg Daily Traffic25,200 (2022)
Truck Traffic1%
Lanes On Bridge3

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 11 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberB4004000S7B0000

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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