US Bridges

Nfa 2127 (sa 2609) over Boiling Fork Creek

Fair

Franklin County, Tennessee · South of US64 · Structure no. 26021270001

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
106 ft
3 main spans
Daily traffic
1,122
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2127 (sa 2609) over Boiling Fork Creek is a prestressed concrete box beam or girders - multiple carrying Nfa 2127 (sa 2609) over Boiling Fork Creek in Franklin County, Tennessee. It was built in 1960, so it is 65 years old, older 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 5 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 1,122 vehicles a day, roughly 1% of them trucks, projected to reach 1,795 by 2042. The structure is 106 ft (32.2 m) long and 24 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesNfa 2127 (sa 2609)
CrossesBoiling Fork Creek
LocationSouth of US64
RouteCounty Highway 2127
Coordinates35.16245, -86.06042
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.1 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadH 15
Structure length106 ft (32.2 m)
Longest span45 ft (13.8 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,122 (2021)
Projected traffic1,795 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$446,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2127 (sa 2609) over Boiling Fork Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa 2127 (sa 2609) over Boiling 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 August 2023.

How much traffic does Nfa 2127 (sa 2609) over Boiling Fork Creek carry?

About 1,122 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 2127 (sa 2609) over Boiling Fork Creek?

The structure is 106 ft (32.2 m) long with a longest span of 45 ft (13.8 m) and a deck 24 ft wide.

Who owns Nfa 2127 (sa 2609) over Boiling Fork Creek?

It is owned by the County Highway Agency.