US Bridges

Nfa A182 over Blackburn Fork Creek

Fair

Jackson County, Tennessee · 4 MI S of Putnam CO Line · Structure no. 440A1820001

Built
1986
39 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
117 ft
3 main spans
Daily traffic
80
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A182 over Blackburn Fork Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa A182 over Blackburn Fork Creek in Jackson County, Tennessee. It was built in 1986, so it is 39 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 80 vehicles a day, roughly 2% of them trucks, projected to reach 128 by 2041. The structure is 117 ft (35.7 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNfa A182
CrossesBlackburn Fork Creek
Location4 MI S of Putnam CO Line
RouteCounty Highway 182
Coordinates36.24077, -85.57349
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating43.5 US tons
Inventory rating25.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length117 ft (35.7 m)
Longest span39 ft (12 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2020)
Projected traffic128 by 2041
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A182 over Blackburn Fork Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Nfa A182 over Blackburn Fork 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 September 2023.

How much traffic does Nfa A182 over Blackburn Fork Creek carry?

About 80 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A182 over Blackburn Fork Creek?

The structure is 117 ft (35.7 m) long with a longest span of 39 ft (12 m) and a deck 26 ft wide.

Who owns Nfa A182 over Blackburn Fork Creek?

It is owned by the County Highway Agency.