Structure B40142300000000 · Milwaukee County, WI

IH Ramp E-s I794wb over Canadian Pacific Rr

Carries IH Ramp E-s I794wb over Canadian Pacific Rr, 0.4 Mi W Of 6th ST.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT582 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

582 ft end to end, longest span 256 ft: about 1.6 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.

Built201115 years old
Length581.7 ft177.3 m
Daily traffic11,000counted 2022
Last inspectedSeptember 2023every 48 months

Location

StateWisconsin
CountyMilwaukee
Location0.4 Mi W Of 6th ST
CarriesIH Ramp E-s I794wb
CrossesCanadian Pacific Rr
Coordinates43.03287, -87.92348

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length581.7 ft (177.3 m)
Max Span255.9 ft (78 m)
Deck Width29.9 ft (9.1 m)
Deck Area1613.4 sq m
Main Spans3
Year Built2011

Traffic

Avg Daily Traffic11,000 (2022)
Truck Traffic9%
Lanes On Bridge1
Lanes Under Bridge4

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure NumberB40142300000000

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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