US Bridges

Nfa 1324 (sa 3216) over Spring Creek

Good

Hamblen County, Tennessee · 3MI North of US11E · Structure no. 32S26080001

Built
1950
75 years old
Condition
Good
inspected September 2023
Type
Arch - Deck
Concrete
Length
26 ft
1 main span
Daily traffic
3,336
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1324 (sa 3216) over Spring Creek is a concrete arch - deck carrying Nfa 1324 (sa 3216) over Spring Creek in Hamblen County, Tennessee. It was built in 1950, so it is 75 years old, older 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 3,336 vehicles a day, roughly 3% of them trucks, projected to reach 5,338 by 2042. The structure is 26 ft (7.9 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1324 (sa 3216)
CrossesSpring Creek
Location3MI North of US11E
RouteCounty Highway 1324
Coordinates36.25694, -83.2738
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,336 (2021)
Projected traffic5,338 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1324 (sa 3216) over Spring Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is Nfa 1324 (sa 3216) over Spring 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 September 2023.

How much traffic does Nfa 1324 (sa 3216) over Spring Creek carry?

About 3,336 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1324 (sa 3216) over Spring Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 34 ft wide.

Who owns Nfa 1324 (sa 3216) over Spring Creek?

It is owned by the County Highway Agency.