US Bridges

Nfa A048 over North Fork Creek

PoorPosted for load

Bedford County, Tennessee · 2 M. S. Unionville. · Structure no. 020A0480001

Built
1983
42 years old
Condition
Poor
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
144 ft
3 main spans
Daily traffic
160
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A048 over North Fork Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa A048 over North Fork Creek in Bedford County, Tennessee. It was built in 1983, so it is 42 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 160 vehicles a day, roughly 2% of them trucks, projected to reach 256 by 2040. The structure is 144 ft (43.8 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa A048
CrossesNorth Fork Creek
Location2 M. S. Unionville.
RouteCounty Highway 48
Coordinates35.58959, -86.58212
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length144 ft (43.8 m)
Longest span44 ft (13.5 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2020)
Projected traffic256 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$280,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A048 over North Fork Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Nfa A048 over North Fork Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does Nfa A048 over North Fork Creek carry?

About 160 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A048 over North Fork Creek?

The structure is 144 ft (43.8 m) long with a longest span of 44 ft (13.5 m) and a deck 26 ft wide.

Who owns Nfa A048 over North Fork Creek?

It is owned by the County Highway Agency.