Structure 23600060600001 · Orleans County, LA

Us0090 over Rigolets Pass

Carries Us0090 over Rigolets Pass, 8.7 Miles East Of Chef Pa.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
5,094 FT OVERALL1,000 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

5,094 ft end to end, longest span 260 ft: about 14 football fields. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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.

Built200818 years old
Length5094.2 ft1552.7 m
Daily traffic1,215counted 2021
Last inspectedAugust 2024every 24 months

Location

StateLouisiana
CountyOrleans
Location8.7 Miles East Of Chef Pa
CarriesUs0090
CrossesRigolets Pass
Coordinates30.16506, -89.73970

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length5094.2 ft (1552.7 m)
Max Span259.8 ft (79.2 m)
Deck Width46.9 ft (14.3 m)
Deck Area22203.6 sq m
Main Spans35
Year Built2008

Traffic

Avg Daily Traffic1,215 (2021)
Truck Traffic20%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number023600060600001

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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