Structure 521053003988 · Leavenworth County, KS

A-16 251st Street over Walnut Creek

Carries A-16 251st Street over Walnut Creek, 1.2n 2.0w Of Springdale.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT126 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

126 ft end to end, longest span 47 ft. 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 tee-beam bridge.

Built195076 years old
Length126.0 ft38.4 m
Daily traffic40counted 2024
Last inspectedJuly 2024every 24 months

Location

StateKansas
CountyLeavenworth
Location1.2n 2.0w Of Springdale
CarriesA-16 251st Street
CrossesWalnut Creek
Coordinates39.27765, -95.16119

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length126.0 ft (38.4 m)
Max Span46.9 ft (14.3 m)
Deck Width22.3 ft (6.8 m)
Deck Area261.1 sq m
Main Spans3
Year Built1950

Traffic

Avg Daily Traffic40 (2024)
Truck Traffic16%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000521053003988

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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