Structure 32248 · St. Louis County, MO

Is 64 E over Metrolink

Carries Is 64 E over Metrolink, S 21 T 45 N R 6 E.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT43 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

43 ft end to end, longest span 15 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 slab bridge.

Built200818 years old
Length42.7 ft13 m
Daily traffic158,962counted 2024
Last inspectedApril 2023every 24 months

Location

StateMissouri
CountySt. Louis
LocationS 21 T 45 N R 6 E
CarriesIs 64 E
CrossesMetrolink
Coordinates38.62911, -90.33803

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length42.7 ft (13 m)
Max Span15.1 ft (4.6 m)
Deck Width149.9 ft (45.7 m)
Deck Area594.1 sq m
Main Spans3
Year Built2008

Traffic

Avg Daily Traffic158,962 (2024)
Truck Traffic12%
Lanes On Bridge8

Inspection & Ownership

Last InspectionApril 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number32248

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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