US Bridges

Nfa E975 over First Creek

Good

Knox County, Tennessee · Near I640-SR33 JCT · Structure no. 470E5820001

Built
2021
4 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Concrete
Length
68 ft
1 main span
Daily traffic
8,036
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa E975 over First Creek is a concrete box beam or girders - single or spread carrying Nfa E975 over First Creek in Knox County, Tennessee. It was built in 2021, so it is 4 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 8,036 vehicles a day, roughly 3% of them trucks, projected to reach 13,720 by 2042. The structure is 68 ft (20.7 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa E975
CrossesFirst Creek
LocationNear I640-SR33 JCT
RouteCity Street 5648
Coordinates36.01472, -83.92181
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length68 ft (20.7 m)
Longest span62 ft (18.9 m)
Deck width51 ft (15.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,036 (2021)
Projected traffic13,720 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$434,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa E975 over First Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Nfa E975 over First 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 E975 over First Creek carry?

About 8,036 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa E975 over First Creek?

The structure is 68 ft (20.7 m) long with a longest span of 62 ft (18.9 m) and a deck 51 ft wide.

Who owns Nfa E975 over First Creek?

It is owned by the City or Municipal Highway Agency.