US Bridges

Nfa 2021 (sa 7530) over Fall Creek

PoorPosted for load

Rutherford County, Tennessee · 4.9 MI NE JCT SR102&SR266 · Structure no. 75021210001

Built
1965
60 years old
Condition
Poor
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
240 ft
4 main spans
Daily traffic
420
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2021 (sa 7530) over Fall Creek is a prestressed concrete box beam or girders - multiple carrying Nfa 2021 (sa 7530) over Fall Creek in Rutherford County, Tennessee. It was built in 1965, so it is 60 years old, older 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 420 vehicles a day, roughly 3% of them trucks, projected to reach 672 by 2042. The structure is 240 ft (73.2 m) long and 28 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesNfa 2021 (sa 7530)
CrossesFall Creek
Location4.9 MI NE JCT SR102&SR266
RouteCounty Highway 2021
Coordinates36.02797, -86.41605
Functional classRural Minor Collector

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating7.8 US tons
Inventory rating5 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans4
Design loadH 15
Structure length240 ft (73.2 m)
Longest span58 ft (17.7 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2021)
Projected traffic672 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.7 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2021 (sa 7530) over Fall Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa 2021 (sa 7530) over Fall 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 August 2024.

How much traffic does Nfa 2021 (sa 7530) over Fall Creek carry?

About 420 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2021 (sa 7530) over Fall Creek?

The structure is 240 ft (73.2 m) long with a longest span of 58 ft (17.7 m) and a deck 28 ft wide.

Who owns Nfa 2021 (sa 7530) over Fall Creek?

It is owned by the County Highway Agency.