US Bridges

Nfa A661 over West Fork Drakes Creek

Fair

Sumner County, Tennessee · 2.4 MI SE JCT SR76&SR109 · Structure no. 830A6610001

Built
1983
42 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
410
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A661 over West Fork Drakes Creek is a prestressed concrete box beam or girders - single or spread carrying Nfa A661 over West Fork Drakes Creek in Sumner County, Tennessee. It was built in 1983, so it is 42 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 410 vehicles a day, roughly 2% of them trucks, projected to reach 656 by 2040. The structure is 65 ft (19.8 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa A661
CrossesWest Fork Drakes Creek
Location2.4 MI SE JCT SR76&SR109
RouteCounty Highway 0A661
Coordinates36.52872, -86.47287
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span64 ft (19.5 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2020)
Projected traffic656 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A661 over West Fork Drakes Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Nfa A661 over West Fork Drakes Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Nfa A661 over West Fork Drakes Creek carry?

About 410 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A661 over West Fork Drakes Creek?

The structure is 65 ft (19.8 m) long with a longest span of 64 ft (19.5 m) and a deck 26 ft wide.

Who owns Nfa A661 over West Fork Drakes Creek?

It is owned by the County Highway Agency.