Structure 470C1990003 · Knox County, TN

Nfa C199 over Beaver Creek

Carries Nfa C199 over Beaver Creek, E Of Sr62-sr162 Jct.

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
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT147 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

147 ft end to end: 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 deck arch.

Built1895rebuilt 1989
Length147.0 ft44.8 m
Daily traffic290counted 2020
Last inspectedJune 2024every 24 months

Location

StateTennessee
CountyKnox
LocationE Of Sr62-sr162 Jct
CarriesNfa C199
CrossesBeaver Creek
Coordinates35.96897, -84.14784

Physical Characteristics

MaterialMasonry
DesignArch - Deck
Total Length147.0 ft (44.8 m)
Max Span79.7 ft (24.3 m)
Deck Width17.4 ft (5.3 m)
Deck Area237.4 sq m
Main Spans1
Year Built1895 (reconstructed 1989)

Traffic

Avg Daily Traffic290 (2020)
Truck Traffic2%
Lanes On Bridge1

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number470C1990003

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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