US Bridges

Nfa A145 over Lost Creek

Fair

Jefferson County, Tennessee · In New Market-S of US11E · Structure no. 450A1450001

Built
1921
104 years old
Condition
Fair
inspected May 2023
Type
Arch - Deck
Concrete
Length
34 ft
1 main span
Daily traffic
1,397
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A145 over Lost Creek is a concrete arch - deck carrying Nfa A145 over Lost Creek in Jefferson County, Tennessee. It was built in 1921, so it is 104 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 1,397 vehicles a day, roughly 3% of them trucks, projected to reach 2,045 by 2041. The structure is 34 ft (10.4 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNfa A145
CrossesLost Creek
LocationIn New Market-S of US11E
RouteCounty Highway 1296
CountyJefferson County
StateTennessee
Coordinates36.10055, -83.54993
Functional classRural Minor Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
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 typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span28 ft (8.5 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,397 (2021)
Projected traffic2,045 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$191,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A145 over Lost Creek built?

It was built in 1921, making it 104 years old in 2025.

What condition is Nfa A145 over Lost 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 May 2023.

How much traffic does Nfa A145 over Lost Creek carry?

About 1,397 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa A145 over Lost Creek?

The structure is 34 ft (10.4 m) long with a longest span of 28 ft (8.5 m) and a deck 22 ft wide.

Who owns Nfa A145 over Lost Creek?

It is owned by the City or Municipal Highway Agency.