Structure B40085300000000 · Milwaukee County, WI

IH Ramp NE IH 41/u over IH 41/ush 45

Carries IH Ramp NE IH 41/u over IH 41/ush 45, 0.4 Mi S Jct Ush 18.

Overall conditionGood

Set by its lowest-rated component: Deck at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructure8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,223 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 8/9

1,223 ft end to end, longest span 227 ft: about 3.4 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 box-beam bridge.

Built20179 years old
Length1223.1 ft372.8 m
Daily traffic22,900counted 2022
Last inspectedJune 2023every 24 months

Location

StateWisconsin
CountyMilwaukee
Location0.4 Mi S Jct Ush 18
CarriesIH Ramp NE IH 41/u
CrossesIH 41/ush 45
Coordinates43.03037, -88.03479

Physical Characteristics

MaterialSteel Continuous
DesignBox Beam - Single/Spread
Total Length1223.1 ft (372.8 m)
Max Span227.0 ft (69.2 m)
Deck Width44.9 ft (13.7 m)
Deck Area5107.4 sq m
Main Spans6
Year Built2017

Traffic

Avg Daily Traffic22,900 (2022)
Lanes On Bridge2
Lanes Under Bridge15

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberB40085300000000

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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