US Bridges

FAS 312 over Harris Creek

Good

Bradley County, Tennessee · 5 Miles East of Cleveland · Structure no. 06S43080001

Built
2007
18 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
55 ft
2 main spans
Daily traffic
2,776
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 312 over Harris Creek is a concrete continuous culvert carrying FAS 312 over Harris Creek in Bradley County, Tennessee. It was built in 2007, so it is 18 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 2,776 vehicles a day, roughly 3% of them trucks, projected to reach 4,976 by 2039. The structure is 55 ft (16.8 m) long and 46 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesFAS 312
CrossesHarris Creek
Location5 Miles East of Cleveland
RouteState Highway 312
Coordinates35.17725, -84.99022
Functional classRural Major 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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span27 ft (8.2 m)
Deck width46 ft (14 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,776 (2021)
Projected traffic4,976 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 FAS 312 over Harris Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is FAS 312 over Harris 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 August 2023.

How much traffic does FAS 312 over Harris Creek carry?

About 2,776 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAS 312 over Harris Creek?

The structure is 55 ft (16.8 m) long with a longest span of 27 ft (8.2 m) and a deck 46 ft wide.

Who owns FAS 312 over Harris Creek?

It is owned by the State Highway Agency.