US Bridges

FAS 326 over Ladd Creek

Good

Roane County, Tennessee · 1.05 Mi.N.Of SR001 · Structure no. 73SR0582001

Built
1950
75 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
6,008
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 326 over Ladd Creek is a concrete continuous culvert carrying FAS 326 over Ladd Creek in Roane 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 6,008 vehicles a day, roughly 5% of them trucks, projected to reach 8,779 by 2041. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFAS 326
CrossesLadd Creek
Location1.05 Mi.N.Of SR001
RouteState Highway 326
Coordinates35.86862, -84.44701
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,008 (2021)
Projected traffic8,779 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 326 over Ladd Creek built?

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

What condition is FAS 326 over Ladd 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 2023.

How much traffic does FAS 326 over Ladd Creek carry?

About 6,008 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 326 over Ladd Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns FAS 326 over Ladd Creek?

It is owned by the State Highway Agency.