Structure B64018800000000 · Walworth County, WI

Ush 12 EB over Sth 50

Carries Ush 12 EB over Sth 50, 1.3 Mi S Jct Sth 120.

Overall conditionGood

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

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

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT235 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 7/9 · sets the ratingSubstructure 8/9

235 ft end to end, longest span 116 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.

Built201412 years old
Length234.6 ft71.5 m
Daily traffic10,850counted 2022
Last inspectedOctober 2022every 32 months

Location

StateWisconsin
CountyWalworth
Location1.3 Mi S Jct Sth 120
CarriesUsh 12 EB
CrossesSth 50
Coordinates42.59441, -88.40928

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length234.6 ft (71.5 m)
Max Span116.1 ft (35.4 m)
Deck Width54.8 ft (16.7 m)
Deck Area1194.0 sq m
Main Spans2
Year Built2014

Traffic

Avg Daily Traffic10,850 (2022)
Lanes On Bridge3
Lanes Under Bridge6

Inspection & Ownership

Last InspectionOctober 2022
Inspection FrequencyEvery 32 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberB64018800000000

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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