US Bridges

FAS 9 730870R over Southern Railway

Fair

Anderson County, Tennessee · 0.47 Mi.Fr.Jct.Fas 2589 · Structure no. 01SR0090005

Built
1970
55 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
132 ft
3 main spans
Daily traffic
6,157
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 9 730870R over Southern Railway is a prestressed concrete continuous stringer/multi-beam or girder carrying FAS 9 730870R over Southern Railway in Anderson County, Tennessee. It was built in 1970, so it is 55 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,157 vehicles a day, roughly 3% of them trucks, projected to reach 9,851 by 2042. The structure is 132 ft (40.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAS 9 730870R
CrossesSouthern Railway
Location0.47 Mi.Fr.Jct.Fas 2589
RouteU.S. Route 25
Coordinates36.1748, -84.14288
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length132 ft (40.2 m)
Longest span44 ft (13.5 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,157 (2021)
Projected traffic9,851 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAS 9 730870R over Southern Railway built?

It was built in 1970, making it 55 years old in 2025.

What condition is FAS 9 730870R over Southern Railway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does FAS 9 730870R over Southern Railway carry?

About 6,157 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAS 9 730870R over Southern Railway?

The structure is 132 ft (40.2 m) long with a longest span of 44 ft (13.5 m) and a deck 44 ft wide.

Who owns FAS 9 730870R over Southern Railway?

It is owned by the State Highway Agency.