Structure 5SR0730021 · Blount County, TN

Fap 73 over Foothills PKWY (a820)

Carries Fap 73 over Foothills PKWY (a820), 1.8 To End Of Nps RTE 8.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT92 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

92 ft end to end. Lengths and the car 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.

Built198739 years old
Length91.9 ft28 m
Daily traffic10,062counted 2021
Last inspectedOctober 2023every 24 months

Location

StateTennessee
CountyBlount
Location1.8 To End Of Nps RTE 8
CarriesFap 73
CrossesFoothills PKWY (a820)
Coordinates35.71840, -83.82014

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Single/Spread
Total Length91.9 ft (28 m)
Max Span86.9 ft (26.5 m)
Deck Width44.6 ft (13.6 m)
Deck Area380.8 sq m
Main Spans1
Year Built1987

Traffic

Avg Daily Traffic10,062 (2021)
Truck Traffic10%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number05SR0730021

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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