Structure 5097 · Sebastian County, AR

Leigh Ave. Seb. Co over I 540-sec 1 Mn Lns

Carries Leigh Ave. Seb. Co over I 540-sec 1 Mn Lns, Jct Leigh AVE & I-540.

Overall conditionFair

Set by its lowest-rated component: Deck and Substructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT309 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 5/9 · sets the rating

309 ft end to end, longest span 80 ft: about 4 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 multi-beam bridge.

Built196858 years old
Length308.7 ft94.1 m
Daily traffic4,683counted 2018
Last inspectedOctober 2024every 12 months

Location

StateArkansas
CountySebastian
LocationJct Leigh AVE & I-540
CarriesLeigh Ave. Seb. Co
CrossesI 540-sec 1 Mn Lns
Coordinates35.34171, -94.37854

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length308.7 ft (94.1 m)
Max Span80.1 ft (24.4 m)
Deck Width32.8 ft (10 m)
Deck Area941 sq m
Main Spans5
Year Built1968

Traffic

Avg Daily Traffic4,683 (2018)
Truck Traffic1%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000005097

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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