Structure 79437300000000 · Randolph County, IL

Tr 68 over Horse Creek

Carries Tr 68 over Horse Creek, Tr68 Over Horse Crk.

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
Substructure6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT160 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 6/9

160 ft end to end, longest span 39 ft: about 2 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 channel-beam bridge.

Built195868 years old
Length160.1 ft48.8 m
Daily traffic50counted 2024
Last inspectedJanuary 2025every 24 months

Location

StateIllinois
CountyRandolph
LocationTr68 Over Horse Crk
CarriesTr 68
CrossesHorse Creek
Coordinates38.11229, -89.93678

Physical Characteristics

MaterialConcrete
DesignChannel Beam
Total Length160.1 ft (48.8 m)
Max Span39.0 ft (11.9 m)
Deck Width22.6 ft (6.9 m)
Deck Area336.7 sq m
Main Spans4
Year Built1958

Traffic

Avg Daily Traffic50 (2024)
Truck Traffic14%
Lanes On Bridge1

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number079437300000000

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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