Structure 29360 · Ripley County, IN

SR 229 over I-74

Carries SR 229 over I-74, 00.15 N SR 46.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT205 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

205 ft end to end, longest span 66 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.

Built1962rebuilt 2005
Length205.1 ft62.5 m
Daily traffic15,532counted 2021
Last inspectedJune 2024every 24 months

Location

StateIndiana
CountyRipley
Location00.15 N SR 46
CarriesSR 229
CrossesI-74
Coordinates39.30815, -85.21651

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length205.1 ft (62.5 m)
Max Span65.6 ft (20 m)
Deck Width86.9 ft (26.5 m)
Deck Area1656.2 sq m
Main Spans4
Year Built1962 (reconstructed 2005)

Traffic

Avg Daily Traffic15,532 (2021)
Truck Traffic5%
Lanes On Bridge4
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number029360

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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