Structure 32804500511171 · Lafayette County, LA

I0010 over Louisiana Avenue

Carries I0010 over Louisiana Avenue, 1.38 Mi E Of I-49.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructure8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,365 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 7/9 · sets the ratingSubstructure 8/9

1,365 ft end to end, longest span 98 ft: about 3.8 football fields. 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 multi-beam bridge.

Built2003rebuilt 2022
Length1365.2 ft416.1 m
Daily traffic56,748counted 2021
Last inspectedFebruary 2024every 24 months

Location

StateLouisiana
CountyLafayette
Location1.38 Mi E Of I-49
CarriesI0010
CrossesLouisiana Avenue
Coordinates30.26731, -91.99446

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length1365.2 ft (416.1 m)
Max Span98.1 ft (29.9 m)
Deck Width65.9 ft (20.1 m)
Deck Area8363.6 sq m
Main Spans14
Year Built2003 (reconstructed 2022)

Traffic

Avg Daily Traffic56,748 (2021)
Truck Traffic28%
Lanes On Bridge3
Lanes Under Bridge6

Inspection & Ownership

Last InspectionFebruary 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number032804500511171

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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