Structure 102640100000000 · Woodford County, IL

Bullock ST over Trib Of Walnut CR

Carries Bullock ST over Trib Of Walnut CR, 0.05 Mi W US 24.

Overall conditionFair

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

How ratings work
Culvertsets the rating6/9 · Satisfactory
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
22 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 22 ft across with 2 openings. Lengths are drawn to scale; at this length a semi-truck would be a speck. Each part is colored by its latest inspection rating. The inventory records lengths but not heights, so those are drawn as typical for a culvert.

Built198640 years old
Length22.0 ft6.7 m
Daily traffic275counted 2020
Last inspectedJanuary 2022every 24 months

Location

StateIllinois
CountyWoodford
Location0.05 Mi W US 24
CarriesBullock ST
CrossesTrib Of Walnut CR
Coordinates40.72304, -89.26379

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length22.0 ft (6.7 m)
Max Span11.2 ft (3.4 m)
Deck Width31.2 ft (9.5 m)
Deck Area63.6 sq m
Main Spans2
Year Built1986

Traffic

Avg Daily Traffic275 (2020)
Truck Traffic13%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJanuary 2022
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number102640100000000

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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