Structure 1800178 · Delaware County, IN

South Cowan RD over Buck Creek

Carries South Cowan RD over Buck Creek, 00.07 S Of S Hoyt AVE.

Overall conditionGood

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

How ratings work
Deck8/9 · Very Good
Superstructure9/9 · Excellent
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT131 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 9/9Substructure 7/9 · sets the rating

131 ft end to end, longest span 43 ft. 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 box-beam bridge.

Built1959rebuilt 2021
Length130.6 ft39.8 m
Daily traffic490counted 2023
Last inspectedNovember 2024every 24 months

Location

StateIndiana
CountyDelaware
Location00.07 S Of S Hoyt AVE
CarriesSouth Cowan RD
CrossesBuck Creek
Coordinates40.17136, -85.40518

Physical Characteristics

MaterialConcrete
DesignBox Beam - Single/Spread
Total Length130.6 ft (39.8 m)
Max Span43.0 ft (13.1 m)
Deck Width62.7 ft (19.1 m)
Deck Area760.2 sq m
Main Spans3
Year Built1959 (reconstructed 2021)

Traffic

Avg Daily Traffic490 (2023)
Truck Traffic4%
Lanes On Bridge4

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number1800178

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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