Structure B64013300000000 · Walworth County, WI

IH 43 SB over Ush 14

Carries IH 43 SB over Ush 14, 6.3 Mi S Jct Sth 50.

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 FT207 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

207 ft end to end, longest span 103 ft: about 3 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.

Built197650 years old
Length207.3 ft63.2 m
Daily traffic9,400counted 2022
Last inspectedJune 2023every 24 months

Location

StateWisconsin
CountyWalworth
Location6.3 Mi S Jct Sth 50
CarriesIH 43 SB
CrossesUsh 14
Coordinates42.60938, -88.72419

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length207.3 ft (63.2 m)
Max Span103.0 ft (31.4 m)
Deck Width44.0 ft (13.4 m)
Deck Area846.9 sq m
Main Spans2
Year Built1976

Traffic

Avg Daily Traffic9,400 (2022)
Truck Traffic19%
Lanes On Bridge2
Lanes Under Bridge4

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 NumberB64013300000000

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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