US Bridges

Nfa 2642 over Boones Creek

Fair

Washington County, Tennessee · S of SR36-NEAR Johnson Cy · Structure no. 90026420001

Built
1994
31 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
43 ft
2 main spans
Daily traffic
4,135
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2642 over Boones Creek is a concrete continuous culvert carrying Nfa 2642 over Boones Creek in Washington County, Tennessee. It was built in 1994, so it is 31 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 4,135 vehicles a day, roughly 3% of them trucks, projected to reach 6,616 by 2042. The structure is 43 ft (13.1 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa 2642
CrossesBoones Creek
LocationS of SR36-NEAR Johnson Cy
RouteCounty Highway 2642
Coordinates36.3837, -82.4114
Functional classUrban Collector

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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span21 ft (6.3 m)
Deck width46 ft (13.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,135 (2021)
Projected traffic6,616 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 2642 over Boones Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Nfa 2642 over Boones 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 June 2024.

How much traffic does Nfa 2642 over Boones Creek carry?

About 4,135 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2642 over Boones Creek?

The structure is 43 ft (13.1 m) long with a longest span of 21 ft (6.3 m) and a deck 46 ft wide.

Who owns Nfa 2642 over Boones Creek?

It is owned by the County Highway Agency.