US Bridges

FAU 3939 over Doe River

Good

Carter County, Tennessee · In Elizabethton · Structure no. 10M39390001

Built
1926
99 years old, rebuilt 2004
Condition
Good
inspected August 2023
Type
Arch - Deck
Concrete
Length
234 ft
3 main spans
Daily traffic
4,911
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3939 over Doe River is a concrete arch - deck carrying FAU 3939 over Doe River in Carter County, Tennessee. It was built in 1926 and reconstructed in 2004, so it is 99 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 4,911 vehicles a day, roughly 3% of them trucks, projected to reach 7,730 by 2041. The structure is 234 ft (71.4 m) long and 80 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAU 3939
CrossesDoe River
LocationIn Elizabethton
RouteCity Street 3939
Coordinates36.34856, -82.21198
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length234 ft (71.4 m)
Longest span78 ft (23.9 m)
Deck width80 ft (24.5 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,911 (2021)
Projected traffic7,730 by 2041
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 3939 over Doe River built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 2004.

What condition is FAU 3939 over Doe River 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 FAU 3939 over Doe River carry?

About 4,911 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAU 3939 over Doe River?

The structure is 234 ft (71.4 m) long with a longest span of 78 ft (23.9 m) and a deck 80 ft wide.

Who owns FAU 3939 over Doe River?

It is owned by the City or Municipal Highway Agency.