Structure C7490 · Pulaski County, AR

Interstate 30 over Ar Hwys 10 100

Carries Interstate 30 over Ar Hwys 10 100, 1.4 Mi S Jct I-40.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT401 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

401 ft end to end, longest span 148 ft: about 6 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.

Built20242 years old
Length401.2 ft122.3 m
Daily traffic5,200counted 2023
Last inspectedSeptember 2024every 24 months

Location

StateArkansas
CountyPulaski
Location1.4 Mi S Jct I-40
CarriesInterstate 30
CrossesAr Hwys 10 100
Coordinates34.74505, -92.26340

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length401.2 ft (122.3 m)
Max Span148.0 ft (45.1 m)
Deck Width49.9 ft (15.2 m)
Deck Area1859.0 sq m
Main Spans3
Year Built2024

Traffic

Avg Daily Traffic5,200 (2023)
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number0000000000C7490

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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