Structure 10031 · Buchanan County, MO

RT N E over Br Of Platte Rvr

Carries RT N E over Br Of Platte Rvr, S 30 T 57 N R 33 W.

Overall conditionFair

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

How ratings work
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
22 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 5/9 · sets the ratingSubstructure 6/9

22 ft end to end. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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 deck arch.

Built1900126 years old
Length22.0 ft6.7 m
Daily traffic188counted 2024
Last inspectedJuly 2024every 24 months

Location

StateMissouri
CountyBuchanan
LocationS 30 T 57 N R 33 W
CarriesRT N E
CrossesBr Of Platte Rvr
Coordinates39.72226, -94.63684

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length22.0 ft (6.7 m)
Max Span15.1 ft (4.6 m)
Deck Width31.5 ft (9.6 m)
Deck Area64.3 sq m
Main Spans1
Year Built1900

Traffic

Avg Daily Traffic188 (2024)
Truck Traffic17%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number10031

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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