Structure 5570239P0000000 · Prentiss County, MS

Natchez Trace Park over County Road

Carries Natchez Trace Park over County Road, 4.47 Miles North Of Ms Ro.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT121 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

121 ft end to end, longest span 49 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.

Built198145 years old
Length121.4 ft37 m
Daily traffic980counted 2024
Last inspectedFebruary 2025every 24 months

Location

StateMississippi
CountyPrentiss
Location4.47 Miles North Of Ms Ro
CarriesNatchez Trace Park
CrossesCounty Road
Coordinates34.47086, -88.42278

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length121.4 ft (37 m)
Max Span48.6 ft (14.8 m)
Deck Width33.1 ft (10.1 m)
Deck Area373.7 sq m
Main Spans3
Year Built1981

Traffic

Avg Daily Traffic980 (2024)
Truck Traffic3%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionFebruary 2025
Inspection FrequencyEvery 24 months
OwnerNational Park Service
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number5570239P0000000

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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