Structure 80849805820 · Butler County, KS

NW 90th over Small Stream

Carries NW 90th over Small Stream, 2.2w 1.0n Of Potwin.

Overall conditionFair

Set by its lowest-rated component: Culvert at 5 of 9.

How ratings work
Culvertsets the rating5/9 · Fair
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT26 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 5/9

A culvert 26 ft across with 3 openings. 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, so those are drawn as typical for a culvert.

Built192799 years old
Length25.9 ft7.9 m
Daily traffic70counted 2023
Last inspectedFebruary 2025every 24 months

Location

StateKansas
CountyButler
Location2.2w 1.0n Of Potwin
CarriesNW 90th
CrossesSmall Stream
Coordinates37.95620, -97.06811

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length25.9 ft (7.9 m)
Max Span7.9 ft (2.4 m)
Deck Width21.7 ft (6.6 m)
Deck Area52.1 sq m
Main Spans3
Year Built1927

Traffic

Avg Daily Traffic70 (2023)
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2025
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number000080849805820

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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