Structure 23305 · Posey County, IN

SR 66 Ill SR 14 over Wabash River & Service R

Carries SR 66 Ill SR 14 over Wabash River & Service R, 00.35 W Of SR 69.

Overall conditionPoor

Set by its lowest-rated component: Substructure at 2 of 9.

How ratings work
Deck5/9 · Fair
Superstructure3/9 · Serious
Substructuresets the rating2/9 · Critical
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,579 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 3/9Substructure 2/9 · sets the rating

2,579 ft end to end, longest span 300 ft: about 7.2 football fields. 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 through truss.

Built1930rebuilt 1962
Length2578.7 ft786 m
Daily traffic1,065counted 2003
Last inspectedJuly 2022every 24 months

Location

StateIndiana
CountyPosey
Location00.35 W Of SR 69
CarriesSR 66 Ill SR 14
CrossesWabash River & Service R
Coordinates38.13146, -87.94276

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length2578.7 ft (786 m)
Max Span299.9 ft (91.4 m)
Deck Width21.0 ft (6.4 m)
Deck Area5030.4 sq m
Main Spans4
Year Built1930 (reconstructed 1962)

Traffic

Avg Daily Traffic1,065 (2003)
Truck Traffic2%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionJuly 2022
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is on the National Register of Historic Places
Scour Critical2 — Bridge closed (monitoring)
Structure Number023305

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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