US Bridges

Nfa C440 over Boones Creek

Good

Washington County, Tennessee · SW of I181-SR354 JCT · Structure no. 900A8260003

Built
2002
23 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
51 ft
3 main spans
Daily traffic
220
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa C440 over Boones Creek is a concrete continuous culvert carrying Nfa C440 over Boones Creek in Washington County, Tennessee. It was built in 2002, so it is 23 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 220 vehicles a day, roughly 2% of them trucks, projected to reach 352 by 2042. The structure is 51 ft (15.5 m) long and 40 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa C440
CrossesBoones Creek
LocationSW of I181-SR354 JCT
RouteCounty Highway 440
Coordinates36.37968, -82.42394
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span16 ft (4.8 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2020)
Projected traffic352 by 2042
Trucks2%
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 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 C440 over Boones Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is Nfa C440 over Boones Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Nfa C440 over Boones Creek carry?

About 220 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa C440 over Boones Creek?

The structure is 51 ft (15.5 m) long with a longest span of 16 ft (4.8 m) and a deck 40 ft wide.

Who owns Nfa C440 over Boones Creek?

It is owned by the City or Municipal Highway Agency.