Structure 999913500873071 · Sedgwick County, KS

Mt Vernon ST over I135 HWY Nb/sb -canal

Carries Mt Vernon ST over I135 HWY Nb/sb -canal, Jct Mt Vernon & I35.

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 overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT382 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

382 ft end to end, longest span 107 ft: about 5 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 box-beam bridge.

Built197650 years old
Length381.9 ft116.4 m
Daily traffic5,261counted 2023
Last inspectedOctober 2024every 24 months

Location

StateKansas
CountySedgwick
LocationJct Mt Vernon & I35
CarriesMt Vernon ST
CrossesI135 HWY Nb/sb -canal
Coordinates37.65694, -97.31222

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length381.9 ft (116.4 m)
Max Span106.6 ft (32.5 m)
Deck Width64.3 ft (19.6 m)
Deck Area2281.4 sq m
Main Spans5
Year Built1976

Traffic

Avg Daily Traffic5,261 (2023)
Lanes On Bridge4
Lanes Under Bridge6

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number999913500873071

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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