Structure 80604000002436 · Winn County, LA

Fdr 542 over Couley Creek

Carries Fdr 542 over Couley Creek, Logmi 0.54 Fr 504 To.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT60 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

60 ft end to end, longest span 20 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 channel-beam bridge.

Built196561 years old
Length60.0 ft18.3 m
Daily traffic19counted 1975
Last inspectedOctober 2024every 24 months

Location

StateLouisiana
CountyWinn
LocationLogmi 0.54 Fr 504 To
CarriesFdr 542
CrossesCouley Creek
Coordinates31.84920, -92.84354

Physical Characteristics

MaterialPrestressed Concrete
DesignChannel Beam
Total Length60.0 ft (18.3 m)
Max Span20.0 ft (6.1 m)
Deck Width16.7 ft (5.1 m)
Deck Area93.3 sq m
Main Spans3
Year Built1965

Traffic

Avg Daily Traffic19 (1975)
Lanes On Bridge1

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerU.S. Forest Service
Historical SignificanceHistorical significance is not determined
Scour Critical5 — Stable for scour
Structure Number080604000002436

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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