Structure B18004500000000 · Eau Claire County, WI

IH 94 EB over Chippewa River Overflow

Carries IH 94 EB over Chippewa River Overflow, 5.0m E Jct Cth Ee To N.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT243 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

243 ft end to end, longest span 92 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.

Built1965rebuilt 1993
Length243.1 ft74.1 m
Daily traffic13,850counted 2021
Last inspectedAugust 2023every 24 months

Location

StateWisconsin
CountyEau Claire
Location5.0m E Jct Cth Ee To N
CarriesIH 94 EB
CrossesChippewa River Overflow
Coordinates44.78600, -91.54480

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length243.1 ft (74.1 m)
Max Span91.9 ft (28 m)
Deck Width35.1 ft (10.7 m)
Deck Area792.9 sq m
Main Spans3
Year Built1965 (reconstructed 1993)

Traffic

Avg Daily Traffic13,850 (2021)
Truck Traffic26%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure NumberB18004500000000

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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