Structure 5608 · Poinsett County, AR

I-555 Sb-02-lm7.78 over Dead Timber Lake

Carries I-555 Sb-02-lm7.78 over Dead Timber Lake, .5 Mi SE SH 118.

Overall conditionGood

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

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

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT120 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

120 ft end to end, longest span 40 ft. 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 slab bridge.

Built197650 years old
Length120.1 ft36.6 m
Daily traffic12,271counted 2018
Last inspectedFebruary 2022every 48 months

Location

StateArkansas
CountyPoinsett
Location.5 Mi SE SH 118
CarriesI-555 Sb-02-lm7.78
CrossesDead Timber Lake
Coordinates35.47889, -90.34852

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length120.1 ft (36.6 m)
Max Span40.0 ft (12.2 m)
Deck Width41.7 ft (12.7 m)
Deck Area464.8 sq m
Main Spans3
Year Built1976

Traffic

Avg Daily Traffic12,271 (2018)
Truck Traffic18%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000005608

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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