US Bridges

Nfa A219 over East Blackburn Fork

Fair

Putnam County, Tennessee · 1MI from Jackson CO Line · Structure no. 710A2190001

Built
2002
23 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A219 over East Blackburn Fork is a concrete continuous culvert carrying Nfa A219 over East Blackburn Fork in Putnam County, Tennessee. It was built in 2002, so it is 23 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 160 by 2042. The structure is 30 ft (9.2 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNfa A219
CrossesEast Blackburn Fork
Location1MI from Jackson CO Line
RouteCounty Highway 219
CountyPutnam County
StateTennessee
Coordinates36.22775, -85.52405
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic160 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A219 over East Blackburn Fork built?

It was built in 2002, making it 23 years old in 2025.

What condition is Nfa A219 over East Blackburn Fork 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 September 2024.

How much traffic does Nfa A219 over East Blackburn Fork carry?

About 100 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A219 over East Blackburn Fork?

The structure is 30 ft (9.2 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns Nfa A219 over East Blackburn Fork?

It is owned by the County Highway Agency.