Structure B49016600000000 · Portage County, WI

Lrd W River Drive over Rocky Run

Carries Lrd W River Drive over Rocky Run, 1.4m E Jct Cth P.

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 overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT107 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 9/9Superstructure 9/9Substructure 9/9

107 ft end to end, longest span 52 ft. 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.

Built200917 years old
Length107.0 ft32.6 m
Daily traffic315counted 2024
Last inspectedSeptember 2024every 48 months

Location

StateWisconsin
CountyPortage
Location1.4m E Jct Cth P
CarriesLrd W River Drive
CrossesRocky Run
Coordinates44.46785, -89.62649

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length107.0 ft (32.6 m)
Max Span51.8 ft (15.8 m)
Deck Width30.5 ft (9.3 m)
Deck Area303.2 sq m
Main Spans2
Year Built2009

Traffic

Avg Daily Traffic315 (2024)
Truck Traffic5%
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 Critical5 — Stable for scour
Structure NumberB49016600000000

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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