Structure 94S63750001 · Williamson County, TN

Fau 441 over Overflow

Carries Fau 441 over Overflow, 2.7 Mi SE Jct Sr6&sr253.

Overall conditionGood

Set by its lowest-rated component: Culvert at 7 of 9.

How ratings work
Culvertsets the rating7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT26 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 26 ft across with 2 openings. 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, so those are drawn as typical for a culvert.

Built200026 years old
Length26.2 ft8 m
Daily traffic19,962counted 2021
Last inspectedJanuary 2025every 24 months

Location

StateTennessee
CountyWilliamson
Location2.7 Mi SE Jct Sr6&sr253
CarriesFau 441
CrossesOverflow
Coordinates35.96869, -86.77697

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length26.2 ft (8 m)
Max Span11.8 ft (3.6 m)
Deck Area56 sq m
Main Spans2
Year Built2000

Traffic

Avg Daily Traffic19,962 (2021)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number94S63750001

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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