Structure 16881 · Perry County, MO

County RD 300 over Br Of Dry Fork

Carries County RD 300 over Br Of Dry Fork, S 31 T 35 N R 12 E.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT30 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

30 ft end to end, longest span 11 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.

Built193987 years old
Length29.9 ft9.1 m
Daily traffic55counted 2023
Last inspectedJanuary 2025every 24 months

Location

StateMissouri
CountyPerry
LocationS 31 T 35 N R 12 E
CarriesCounty RD 300
CrossesBr Of Dry Fork
Coordinates37.69663, -89.74804

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length29.9 ft (9.1 m)
Max Span11.2 ft (3.4 m)
Deck Width18.0 ft (5.5 m)
Deck Area50.0 sq m
Main Spans3
Year Built1939

Traffic

Avg Daily Traffic55 (2023)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number16881

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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