Structure 110005506109310 · Rankin County, MS

I 20 E To I 55 N over Over I 20 WB

Carries I 20 E To I 55 N over Over I 20 WB, Jct I 55 & I 20.

Overall conditionPoor

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

How ratings work
Deck5/9 · Fair
Superstructuresets the rating4/9 · Poor
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,317 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 4/9 · sets the ratingSubstructure 7/9

1,317 ft end to end, longest span 110 ft: about 3.7 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 box-beam bridge.

Built1966rebuilt 1998
Length1316.9 ft401.4 m
Daily traffic25,000counted 2023
Last inspectedDecember 2024every 12 months

Location

StateMississippi
CountyRankin
LocationJct I 55 & I 20
CarriesI 20 E To I 55 N
CrossesOver I 20 WB
Coordinates32.27599, -90.17659

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Single/Spread
Total Length1316.9 ft (401.4 m)
Max Span109.9 ft (33.5 m)
Deck Width42.7 ft (13 m)
Deck Area5218.2 sq m
Main Spans17
Year Built1966 (reconstructed 1998)

Traffic

Avg Daily Traffic25,000 (2023)
Truck Traffic8%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number110005506109310

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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