Structure 230A2450001 · Dyer County, TN

Nfa 2722 over Branch

Carries Nfa 2722 over Branch, 2.1 Mi NW Jct Sr78&sr182.

Overall conditionPoor

Set by its lowest-rated component: Deck and Superstructure and Substructure at 0 of 9.

How ratings work
Decksets the rating0/9 · Failed
Superstructuresets the rating0/9 · Failed
Substructuresets the rating0/9 · Failed
Channelnot part of overall0/9 · Failed
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT62 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 0/9Superstructure 0/9Substructure 0/9

62 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.

Built198343 years old
Length62.0 ft18.9 m
Daily traffic164counted 2021
Last inspectedOctober 2023every 24 months

Location

StateTennessee
CountyDyer
Location2.1 Mi NW Jct Sr78&sr182
CarriesNfa 2722
CrossesBranch
Coordinates36.13024, -89.42043

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length62.0 ft (18.9 m)
Max Span60.0 ft (18.3 m)
Deck Width21.7 ft (6.6 m)
Deck Area124.7 sq m
Main Spans1
Year Built1983

Traffic

Avg Daily Traffic164 (2021)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical0 — Bridge closed
Structure Number230A2450001

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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