US Bridges

FAU 3694 841864U over Southern Railway

Good

Roane County, Tennessee · .3 M NE JCT SR29&SR61 · Structure no. 73M36940001

Built
1997
28 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
205 ft
2 main spans
Daily traffic
359
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3694 841864U over Southern Railway is a prestressed concrete continuous stringer/multi-beam or girder carrying FAU 3694 841864U over Southern Railway in Roane 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 359 vehicles a day, roughly 3% of them trucks, projected to reach 448 by 2041. The structure is 205 ft (62.5 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAU 3694 841864U
CrossesSouthern Railway
Location.3 M NE JCT SR29&SR61
RouteCity Street 3694
Coordinates35.92335, -84.56247
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length205 ft (62.5 m)
Longest span106 ft (32.3 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic359 (2021)
Projected traffic448 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 FAU 3694 841864U over Southern Railway built?

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

What condition is FAU 3694 841864U over Southern Railway 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 March 2023.

How much traffic does FAU 3694 841864U over Southern Railway carry?

About 359 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAU 3694 841864U over Southern Railway?

The structure is 205 ft (62.5 m) long with a longest span of 106 ft (32.3 m) and a deck 31 ft wide.

Who owns FAU 3694 841864U over Southern Railway?

It is owned by the City or Municipal Highway Agency.