Structure 72570300000000 · Peoria County, IL

Rothlisberger RD over W Br Lamarsh CR

Carries Rothlisberger RD over W Br Lamarsh CR, N1/2-16-t7nr7e.

Overall conditionPoor

Set by its lowest-rated component: Deck and Superstructure at 4 of 9.

How ratings work
Decksets the rating4/9 · Poor
Superstructuresets the rating4/9 · Poor
Substructure7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT119 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9 · sets the ratingSuperstructure 4/9 · sets the ratingSubstructure 7/9

119 ft end to end, longest span 48 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 box-beam bridge.

Built198343 years old
Length119.1 ft36.3 m
Daily traffic25counted 2022
Last inspectedSeptember 2023every 24 months

Location

StateIllinois
CountyPeoria
LocationN1/2-16-t7nr7e
CarriesRothlisberger RD
CrossesW Br Lamarsh CR
Coordinates40.59144, -89.70851

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length119.1 ft (36.3 m)
Max Span47.9 ft (14.6 m)
Deck Width25.9 ft (7.9 m)
Deck Area286.8 sq m
Main Spans3
Year Built1983

Traffic

Avg Daily Traffic25 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number072570300000000

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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