Structure 611730254910891 · East Baton Rouge County, LA

Valley ST over Dawson Creek

Carries Valley ST over Dawson Creek, 0.2 Mi N Of La 427.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT108 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

108 ft end to end, longest span 27 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.

Built200026 years old
Length107.9 ft32.9 m
Daily traffic6,469counted 2019
Last inspectedJune 2023every 24 months

Location

StateLouisiana
CountyEast Baton Rouge
Location0.2 Mi N Of La 427
CarriesValley ST
CrossesDawson Creek
Coordinates30.42146, -91.14739

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length107.9 ft (32.9 m)
Max Span26.9 ft (8.2 m)
Deck Width44.3 ft (13.5 m)
Deck Area444.1 sq m
Main Spans4
Year Built2000

Traffic

Avg Daily Traffic6,469 (2019)
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number611730254910891

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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