US Bridges

Nfa B862 over Turkey Creek

Fair

Knox County, Tennessee · On Concord RD · Structure no. 470B8620001

Built
1960
65 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
52 ft
3 main spans
Daily traffic
200
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa B862 over Turkey Creek is a concrete continuous culvert carrying Nfa B862 over Turkey Creek in Knox County, Tennessee. It was built in 1960, so it is 65 years old, older 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 320 by 2040. The structure is 52 ft (15.7 m) long and 55 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesNfa B862
CrossesTurkey Creek
LocationOn Concord RD
RouteCounty Highway 862
CountyKnox County
StateTennessee
Coordinates35.88474, -84.15366
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length52 ft (15.7 m)
Longest span14 ft (4.3 m)
Deck width55 ft (16.9 m)
Roadway width48 ft (14.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2020)
Projected traffic320 by 2040
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa B862 over Turkey Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa B862 over Turkey 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 April 2024.

How much traffic does Nfa B862 over Turkey Creek carry?

About 200 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Nfa B862 over Turkey Creek?

The structure is 52 ft (15.7 m) long with a longest span of 14 ft (4.3 m) and a deck 55 ft wide.

Who owns Nfa B862 over Turkey Creek?

It is owned by the County Highway Agency.