US Bridges

Nfa A049 over Bull Run Creek

Fair

Union County, Tennessee · W of SR33-1 MI N of CO Li · Structure no. 870A1670003

Built
1940
85 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
165 ft
5 main spans
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A049 over Bull Run Creek is a concrete tee beam carrying Nfa A049 over Bull Run Creek in Union County, Tennessee. It was built in 1940, so it is 85 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 5 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 50 vehicles a day, roughly 2% of them trucks, projected to reach 80 by 2040. The structure is 165 ft (50.3 m) long and 23 ft wide.

Location

Open in Google Maps
CarriesNfa A049
CrossesBull Run Creek
LocationW of SR33-1 MI N of CO Li
RouteCounty Highway 49
CountyUnion County
StateTennessee
Coordinates36.17983, -83.9022
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans5
Design loadUnknown
Structure length165 ft (50.3 m)
Longest span33 ft (10.1 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic80 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Nfa A049 over Bull Run Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Nfa A049 over Bull Run Creek 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 July 2024.

How much traffic does Nfa A049 over Bull Run Creek carry?

About 50 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A049 over Bull Run Creek?

The structure is 165 ft (50.3 m) long with a longest span of 33 ft (10.1 m) and a deck 23 ft wide.

Who owns Nfa A049 over Bull Run Creek?

It is owned by the County Highway Agency.