US Bridges

FAS 108 over Locke Branch

Good

Warren County, Tennessee · 3.1 MI S of SR55 · Structure no. 89SR1080009

Built
1997
28 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete Continuous
Length
39 ft
3 main spans
Daily traffic
2,500
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 108 over Locke Branch is a concrete continuous culvert carrying FAS 108 over Locke Branch in Warren County, Tennessee. It was built in 1997, so it is 28 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 2,500 vehicles a day, roughly 6% of them trucks, projected to reach 4,914 by 2041. The structure is 39 ft (12 m) long. If it were closed, the detour would be 62.8 mi (101 km).

CarriesFAS 108
CrossesLocke Branch
Location3.1 MI S of SR55
RouteState Highway 108
Coordinates35.61716, -85.79649
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length39 ft (12 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2021)
Projected traffic4,914 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.8 mi (101 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 108 over Locke Branch built?

It was built in 1997, making it 28 years old in 2025.

What condition is FAS 108 over Locke Branch 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 February 2025.

How much traffic does FAS 108 over Locke Branch carry?

About 2,500 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is FAS 108 over Locke Branch?

The structure is 39 ft (12 m) long with a longest span of 12 ft (3.7 m).

Who owns FAS 108 over Locke Branch?

It is owned by the State Highway Agency.