Structure 40801020300001 · Bossier County, LA

La0511 over Red R. C.fant PKWY Ar Te

Carries La0511 over Red R. C.fant PKWY Ar Te, 1.0 Mi West Of US 71.

Overall conditionPoor

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

How ratings work
Decksets the rating4/9 · Poor
Superstructuresets the rating4/9 · Poor
Substructuresets the rating4/9 · Poor
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,823 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9Superstructure 4/9Substructure 4/9

2,823 ft end to end, longest span 400 ft: about 7.8 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 through truss.

Built196858 years old
Length2823.2 ft860.5 m
Daily traffic28,999counted 2021
Last inspectedJuly 2024every 12 months

Location

StateLouisiana
CountyBossier
Location1.0 Mi West Of US 71
CarriesLa0511
CrossesRed R. C.fant PKWY Ar Te
Coordinates32.45878, -93.68357

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length2823.2 ft (860.5 m)
Max Span399.9 ft (121.9 m)
Deck Width33.5 ft (10.2 m)
Deck Area8777.1 sq m
Main Spans3
Year Built1968

Traffic

Avg Daily Traffic28,999 (2021)
Truck Traffic8%
Lanes On Bridge2
Lanes Under Bridge7

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is eligible for the National Register
Scour Critical7 — Countermeasures installed
Structure Number040801020300001

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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