Structure 80849905900 · Butler County, KS

NW 50th over Small Stream

Carries NW 50th over Small Stream, 2.1w 3.0s Of Potwin.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT39 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 7/9

39 ft end to end, longest span 19 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 multi-beam bridge.

Built1950rebuilt 1977
Length39.0 ft11.9 m
Daily traffic60counted 2023
Last inspectedFebruary 2025every 24 months

Location

StateKansas
CountyButler
Location2.1w 3.0s Of Potwin
CarriesNW 50th
CrossesSmall Stream
Coordinates37.89762, -97.06122

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length39.0 ft (11.9 m)
Max Span18.7 ft (5.7 m)
Deck Width24.3 ft (7.4 m)
Deck Area88.1 sq m
Main Spans2
Year Built1950 (reconstructed 1977)

Traffic

Avg Daily Traffic60 (2023)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2025
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical5 — Stable for scour
Structure Number000080849905900

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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