Structure 79028610001 · Shelby County, TN

Fau 2861 299604h over Cnic Railroad

Carries Fau 2861 299604h over Cnic Railroad, Southern Ave@ Fairgrounds.

Overall conditionFair

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

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

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT175 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 5/9 · sets the rating

175 ft end to end, longest span 66 ft: about 2 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 box-beam bridge.

Built196066 years old
Length174.9 ft53.3 m
Daily traffic14,170counted 2021
Last inspectedMarch 2023every 24 months

Location

StateTennessee
CountyShelby
LocationSouthern Ave@ Fairgrounds
CarriesFau 2861 299604h
CrossesCnic Railroad
Coordinates35.11570, -89.98011

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length174.9 ft (53.3 m)
Max Span65.9 ft (20.1 m)
Deck Width64.6 ft (19.7 m)
Deck Area1050.0 sq m
Main Spans3
Year Built1960

Traffic

Avg Daily Traffic14,170 (2021)
Truck Traffic4%
Lanes On Bridge4

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number79028610001

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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