US Bridges

FAU 3899 over Br of Reedy Creek

PoorPosted for load

Sullivan County, Tennessee · Ft Robinson Dr-Kingsport · Structure no. 820A0700001

Built
1938
87 years old, rebuilt 1990
Condition
Poor
inspected February 2024
Type
Tee Beam
Concrete
Length
163 ft
7 main spans
Daily traffic
3,100
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3899 over Br of Reedy Creek is a concrete tee beam carrying FAU 3899 over Br of Reedy Creek in Sullivan County, Tennessee. It was built in 1938 and reconstructed in 1990, so it is 87 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 3,100 vehicles a day, roughly 3% of them trucks, projected to reach 4,960 by 2042. The structure is 163 ft (49.6 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAU 3899
CrossesBr of Reedy Creek
LocationFt Robinson Dr-Kingsport
RouteCity Street 3899
Coordinates36.55265, -82.58527
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length163 ft (49.6 m)
Longest span26 ft (7.8 m)
Deck width27 ft (8.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2021)
Projected traffic4,960 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 3899 over Br of Reedy Creek built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1990.

What condition is FAU 3899 over Br of Reedy Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does FAU 3899 over Br of Reedy Creek carry?

About 3,100 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAU 3899 over Br of Reedy Creek?

The structure is 163 ft (49.6 m) long with a longest span of 26 ft (7.8 m) and a deck 27 ft wide.

Who owns FAU 3899 over Br of Reedy Creek?

It is owned by the City or Municipal Highway Agency.