US Bridges

Nfa G380 over Scott Lane / I140

Good

Knox County, Tennessee · Scott Lane in Knoxville · Structure no. 47I01400031

Built
1991
34 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
233 ft
2 main spans
Daily traffic
100
2020 count
Owner
State
State Highway Agency

About this bridge

Nfa G380 over Scott Lane / I140 is a concrete continuous box beam or girders - multiple carrying Nfa G380 over Scott Lane / I140 in Knox County, Tennessee. It was built in 1991, so it is 34 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 160 by 2040. The structure is 233 ft (71 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa G380
CrossesScott Lane / I140
LocationScott Lane in Knoxville
RouteCounty Highway 380
Coordinates35.86683, -84.03844
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length233 ft (71 m)
Longest span120 ft (36.6 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic160 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nfa G380 over Scott Lane / I140 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Nfa G380 over Scott Lane / I140 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 G380 over Scott Lane / I140 carry?

About 100 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa G380 over Scott Lane / I140?

The structure is 233 ft (71 m) long with a longest span of 120 ft (36.6 m) and a deck 30 ft wide.

Who owns Nfa G380 over Scott Lane / I140?

It is owned by the State Highway Agency.