Structure 53700670902351 · Ouachita County, LA

La0034 over Cheniere Creek

Carries La0034 over Cheniere Creek, 2.35 Mi East Of La 546.

Overall conditionPoor

Set by its lowest-rated component: Substructure at 4 of 9.

How ratings work
Deck5/9 · Fair
Superstructure5/9 · Fair
Substructuresets the rating4/9 · Poor
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT375 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 4/9 · sets the rating

375 ft end to end, longest span 25 ft: about 5 semi-trucks nose to tail. Lengths and the semi-truck 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.

Built197056 years old
Length375.0 ft114.3 m
Daily traffic8,694counted 2021
Last inspectedAugust 2024every 24 months

Location

StateLouisiana
CountyOuachita
Location2.35 Mi East Of La 546
CarriesLa0034
CrossesCheniere Creek
Coordinates32.43968, -92.17280

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length375.0 ft (114.3 m)
Max Span24.9 ft (7.6 m)
Deck Width33.5 ft (10.2 m)
Deck Area1165.9 sq m
Main Spans15
Year Built1970

Traffic

Avg Daily Traffic8,694 (2021)
Truck Traffic16%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical3 — Scour critical
Structure Number053700670902351

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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