Structure B05011900000000 · Brown County, WI

IH Ramp Ashland Av over IH 41

Carries IH Ramp Ashland Av over IH 41, 0.6m S Jct Sth 32 To S.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT441 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

441 ft end to end, longest span 137 ft: about 6 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 2004
Length441.3 ft134.5 m
Daily traffic8,300counted 2022
Last inspectedApril 2024every 24 months

Location

StateWisconsin
CountyBrown
Location0.6m S Jct Sth 32 To S
CarriesIH Ramp Ashland Av
CrossesIH 41
Coordinates44.45626, -88.08677

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length441.3 ft (134.5 m)
Max Span137.1 ft (41.8 m)
Deck Width44.0 ft (13.4 m)
Deck Area1802.3 sq m
Main Spans4
Year Built1974 (reconstructed 2004)

Traffic

Avg Daily Traffic8,300 (2022)
Truck Traffic12%
Lanes On Bridge2
Lanes Under Bridge5

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberB05011900000000

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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