US Bridges

FAP 34 Lf LN over Watauga River

Fair

Washington County, Tennessee · 3 M N of Johnson City · Structure no. 90SR0340012

Built
1986
39 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
570 ft
3 main spans
Daily traffic
23,906
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 34 Lf LN over Watauga River is a steel continuous stringer/multi-beam or girder carrying FAP 34 Lf LN over Watauga River in Washington County, Tennessee. It was built in 1986, so it is 39 years old, younger 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 23,906 vehicles a day, roughly 9% of them trucks, projected to reach 38,250 by 2042. The structure is 570 ft (173.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAP 34 Lf LN
CrossesWatauga River
Location3 M N of Johnson City
RouteU.S. Route 11
Coordinates36.3932, -82.35751
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length570 ft (173.6 m)
Longest span221 ft (67.4 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,906 (2021)
Projected traffic38,250 by 2042
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 FAP 34 Lf LN over Watauga River built?

It was built in 1986, making it 39 years old in 2025.

What condition is FAP 34 Lf LN over Watauga River 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 2023.

How much traffic does FAP 34 Lf LN over Watauga River carry?

About 23,906 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAP 34 Lf LN over Watauga River?

The structure is 570 ft (173.6 m) long with a longest span of 221 ft (67.4 m) and a deck 44 ft wide.

Who owns FAP 34 Lf LN over Watauga River?

It is owned by the State Highway Agency.