Structure 23421700000000 · Edgar County, IL

Tr 138 A over Shiloh DR Ditch #3

Carries Tr 138 A over Shiloh DR Ditch #3, 4 M W Edgar .75 M N.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructure7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT60 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 7/9

60 ft end to end, longest span 19 ft. Lengths and the car 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 channel-beam bridge.

Built1957rebuilt 1999
Length60.4 ft18.4 m
Daily traffic25counted 2019
Last inspectedNovember 2024every 24 months

Location

StateIllinois
CountyEdgar
Location4 M W Edgar .75 M N
CarriesTr 138 A
CrossesShiloh DR Ditch #3
Coordinates39.76650, -87.77353

Physical Characteristics

MaterialConcrete
DesignChannel Beam
Total Length60.4 ft (18.4 m)
Max Span19.4 ft (5.9 m)
Deck Width22.3 ft (6.8 m)
Deck Area125.1 sq m
Main Spans3
Year Built1957 (reconstructed 1999)

Traffic

Avg Daily Traffic25 (2019)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number023421700000000

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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