Structure A5103 · Sebastian County, AR

I 540-sec 1 WB LN over US 271 Sebastian Co.

Carries I 540-sec 1 WB LN over US 271 Sebastian Co., Jct 253 271 & 540.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT185 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 6/9

185 ft end to end, longest span 83 ft: about 3 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 rigid-frame bridge.

Built197650 years old
Length185.0 ft56.4 m
Daily traffic13,000counted 2018
Last inspectedSeptember 2024every 24 months

Location

StateArkansas
CountySebastian
LocationJct 253 271 & 540
CarriesI 540-sec 1 WB LN
CrossesUS 271 Sebastian Co.
Coordinates35.29336, -94.42365

Physical Characteristics

MaterialSteel Continuous
DesignFrame
Total Length185.0 ft (56.4 m)
Max Span83.0 ft (25.3 m)
Deck Width44.6 ft (13.6 m)
Deck Area767.0 sq m
Main Spans3
Year Built1976

Traffic

Avg Daily Traffic13,000 (2018)
Truck Traffic1%
Lanes On Bridge2
Lanes Under Bridge5

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number0000000000A5103

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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