Structure 16073800000000 · Cook County, IL

Pulaski RD over I-290 - Il 110 & Cta

Carries Pulaski RD over I-290 - Il 110 & Cta, 2.7 M W US 34.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT204 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

204 ft end to end, longest span 67 ft: about 3 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 multi-beam bridge.

Built1953rebuilt 1991
Length204.1 ft62.2 m
Daily traffic15,500counted 2023
Last inspectedMarch 2024every 24 months

Location

StateIllinois
CountyCook
Location2.7 M W US 34
CarriesPulaski RD
CrossesI-290 - Il 110 & Cta
Coordinates41.87451, -87.72546

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length204.1 ft (62.2 m)
Max Span66.9 ft (20.4 m)
Deck Width67.9 ft (20.7 m)
Deck Area1287.5 sq m
Main Spans3
Year Built1953 (reconstructed 1991)

Traffic

Avg Daily Traffic15,500 (2023)
Truck Traffic8%
Lanes On Bridge5
Lanes Under Bridge8

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number016073800000000

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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