US Bridges

Nfa B866 over Brush Creek

Fair

Washington County, Tennessee · City Street @ Oak Street · Structure no. 900B8660001

Built
1927
98 years old
Condition
Fair
inspected May 2024
Type
Arch - Deck
Concrete
Length
40 ft
1 main span
Daily traffic
100
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa B866 over Brush Creek is a concrete arch - deck carrying Nfa B866 over Brush Creek in Washington County, Tennessee. It was built in 1927, so it is 98 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 100 vehicles a day, roughly 1% of them trucks, projected to reach 160 by 2042. The structure is 40 ft (12.2 m) long and 40 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa B866
CrossesBrush Creek
LocationCity Street @ Oak Street
RouteCity Street 866
Coordinates36.32325, -82.34956
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length40 ft (12.2 m)
Longest span31 ft (9.6 m)
Deck width40 ft (12.1 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic160 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 B866 over Brush Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is Nfa B866 over Brush 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 May 2024.

How much traffic does Nfa B866 over Brush Creek carry?

About 100 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Nfa B866 over Brush Creek?

The structure is 40 ft (12.2 m) long with a longest span of 31 ft (9.6 m) and a deck 40 ft wide.

Who owns Nfa B866 over Brush Creek?

It is owned by the City or Municipal Highway Agency.