Structure 34828 · Platte County, MO

US 69 N over Cst Argosy Casino PKWY

Carries US 69 N over Cst Argosy Casino PKWY, S 8 T 50 N R 33 W.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT49 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 8/9

49 ft end to end. 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 box-beam bridge.

Built201511 years old
Length48.6 ft14.8 m
Daily traffic5,535counted 2024
Last inspectedOctober 2024every 24 months

Location

StateMissouri
CountyPlatte
LocationS 8 T 50 N R 33 W
CarriesUS 69 N
CrossesCst Argosy Casino PKWY
Coordinates39.16251, -94.62553

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Single/Spread
Total Length48.6 ft (14.8 m)
Max Span44.9 ft (13.7 m)
Deck Width27.2 ft (8.3 m)
Deck Area122.8 sq m
Main Spans1
Year Built2015

Traffic

Avg Daily Traffic5,535 (2024)
Truck Traffic13%
Lanes On Bridge1
Lanes Under Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number34828

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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