Structure 600080 · Boone County, IN

CR 400w over Wolf Creek

Carries CR 400w over Wolf Creek, 00.50 S Of CR 50 S.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
23 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

23 ft end to end. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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 box-beam bridge.

Built1920rebuilt 1990
Length23.3 ft7.1 m
Daily traffic120counted 2017
Last inspectedSeptember 2023every 24 months

Location

StateIndiana
CountyBoone
Location00.50 S Of CR 50 S
CarriesCR 400w
CrossesWolf Creek
Coordinates40.02552, -86.54458

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length23.3 ft (7.1 m)
Max Span20.0 ft (6.1 m)
Deck Width22.0 ft (6.7 m)
Deck Area47.6 sq m
Main Spans1
Year Built1920 (reconstructed 1990)

Traffic

Avg Daily Traffic120 (2017)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number0600080

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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