Structure 16300000000000 · Kay County, OK

N3140 over Chikaskia River

Carries N3140 over Chikaskia River, .5w 2.6s Of Us177/ks Line.

Overall conditionPoor

Set by its lowest-rated component: Deck and Superstructure and Substructure at 0 of 9.

How ratings work
Decksets the rating0/9 · Failed
Superstructuresets the rating0/9 · Failed
Substructuresets the rating0/9 · Failed
Channelnot part of overall0/9 · Failed
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT223 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 0/9Superstructure 0/9Substructure 0/9

223 ft end to end, longest span 75 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 deck arch.

Built1925101 years old
Length223.1 ft68 m
Daily traffic50counted 2022
Last inspectedSeptember 2023every 24 months

Location

StateOklahoma
CountyKay
Location.5w 2.6s Of Us177/ks Line
CarriesN3140
CrossesChikaskia River
Coordinates36.96184, -97.40874

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length223.1 ft (68 m)
Max Span75.1 ft (22.9 m)
Deck Width18.0 ft (5.5 m)
Deck Area374 sq m
Main Spans3
Year Built1925

Traffic

Avg Daily Traffic50 (2022)
Truck Traffic15%
Lanes On Bridge1

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is eligible for the National Register
Scour Critical4 — Foundations need monitoring
Structure Number016300000000000

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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