US Bridges

Nfa A263 over Mossy Creek

Fair

Jefferson County, Tennessee · In Jefferson City · Structure no. 450A2630001

Built
1988
37 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
280
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A263 over Mossy Creek is a concrete continuous culvert carrying Nfa A263 over Mossy Creek in Jefferson County, Tennessee. It was built in 1988, so it is 37 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 280 vehicles a day, roughly 2% of them trucks, projected to reach 448 by 2039. The structure is 26 ft (8 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNfa A263
CrossesMossy Creek
LocationIn Jefferson City
RouteCity Street 263
CountyJefferson County
StateTennessee
Coordinates36.1279, -83.49133
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length26 ft (8 m)
Longest span12 ft (3.7 m)
Deck width28 ft (8.6 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2020)
Projected traffic448 by 2039
Trucks2%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A263 over Mossy Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Nfa A263 over Mossy 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 A263 over Mossy Creek carry?

About 280 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A263 over Mossy Creek?

The structure is 26 ft (8 m) long with a longest span of 12 ft (3.7 m) and a deck 28 ft wide.

Who owns Nfa A263 over Mossy Creek?

It is owned by the City or Municipal Highway Agency.