US Bridges

Nfa A056 over Ten Mile Creek

Good

Knox County, Tennessee · .6 M N of I40-WALKER Sprg · Structure no. 470A0560001

Built
2001
24 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
33 ft
2 main spans
Daily traffic
3,600
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A056 over Ten Mile Creek is a concrete continuous culvert carrying Nfa A056 over Ten Mile Creek in Knox County, Tennessee. It was built in 2001, so it is 24 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 3,600 vehicles a day, roughly 1% of them trucks, projected to reach 6,592 by 2040. The structure is 33 ft (10.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A056
CrossesTen Mile Creek
Location.6 M N of I40-WALKER Sprg
RouteCity Street 56
Coordinates35.93267, -84.06325
Functional classUrban Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length33 ft (10.2 m)
Longest span16 ft (5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2021)
Projected traffic6,592 by 2040
Trucks1%
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

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 A056 over Ten Mile Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Nfa A056 over Ten Mile 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 May 2024.

How much traffic does Nfa A056 over Ten Mile Creek carry?

About 3,600 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa A056 over Ten Mile Creek?

The structure is 33 ft (10.2 m) long with a longest span of 16 ft (5 m).

Who owns Nfa A056 over Ten Mile Creek?

It is owned by the City or Municipal Highway Agency.