Structure B13069000000000 · Dane County, WI

Lrd Uphoff Road over Koshkonong Creek

Carries Lrd Uphoff Road over Koshkonong Creek, 0.9 Mi South Of Junction.

Overall conditionGood

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

How ratings work
Decksets the rating9/9 · Excellent
Superstructuresets the rating9/9 · Excellent
Substructuresets the rating9/9 · Excellent
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT48 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 9/9Superstructure 9/9Substructure 9/9

48 ft end to end. Lengths and the car 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 slab bridge.

Built20224 years old
Length47.6 ft14.5 m
Daily traffic100counted 2022
Last inspectedSeptember 2024every 48 months

Location

StateWisconsin
CountyDane
Location0.9 Mi South Of Junction
CarriesLrd Uphoff Road
CrossesKoshkonong Creek
Coordinates43.07281, -89.16550

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length47.6 ft (14.5 m)
Max Span44.9 ft (13.7 m)
Deck Width32.5 ft (9.9 m)
Deck Area143.6 sq m
Main Spans1
Year Built2022

Traffic

Avg Daily Traffic100 (2022)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 48 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure NumberB13069000000000

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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