Structure 47056660001 · Knox County, TN

Sr001 over Hof Dr. / 2 Rts - Sou Rr

Carries Sr001 over Hof Dr. / 2 Rts - Sou Rr, City Of Knoxville.

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 FT1,036 FT OVERALL200 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

1,036 ft end to end, longest span 127 ft: about 2.9 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 multi-beam bridge.

Built200620 years old
Length1035.8 ft315.7 m
Daily traffic9,395counted 2021
Last inspectedJanuary 2024every 24 months

Location

StateTennessee
CountyKnox
LocationCity Of Knoxville
CarriesSr001
CrossesHof Dr. / 2 Rts - Sou Rr
Coordinates35.97021, -83.91566

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length1035.8 ft (315.7 m)
Max Span127.0 ft (38.7 m)
Deck Width89.9 ft (27.4 m)
Deck Area8650.2 sq m
Main Spans10
Year Built2006

Traffic

Avg Daily Traffic9,395 (2021)
Truck Traffic9%
Lanes On Bridge5
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJanuary 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number47056660001

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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