US Bridges

Nfa 1091 (sa 5609) over Long CR & Nfa 2107

Fair

Macon County, Tennessee · 6.5 M NW of Lafayette · Structure no. 56S63910001

Built
1975
50 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
199 ft
4 main spans
Daily traffic
960
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1091 (sa 5609) over Long CR & Nfa 2107 is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa 1091 (sa 5609) over Long CR & Nfa 2107 in Macon County, Tennessee. It was built in 1975, so it is 50 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 960 vehicles a day, roughly 3% of them trucks, projected to reach 1,856 by 2041. The structure is 199 ft (60.7 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesNfa 1091 (sa 5609)
CrossesLong CR & Nfa 2107
Location6.5 M NW of Lafayette
RouteCounty Highway 1091
CountyMacon County
StateTennessee
Coordinates36.57903, -86.1143
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length199 ft (60.7 m)
Longest span49 ft (14.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic960 (2021)
Projected traffic1,856 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1091 (sa 5609) over Long CR & Nfa 2107 built?

It was built in 1975, making it 50 years old in 2025.

What condition is Nfa 1091 (sa 5609) over Long CR & Nfa 2107 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 1091 (sa 5609) over Long CR & Nfa 2107 carry?

About 960 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1091 (sa 5609) over Long CR & Nfa 2107?

The structure is 199 ft (60.7 m) long with a longest span of 49 ft (14.9 m) and a deck 32 ft wide.

Who owns Nfa 1091 (sa 5609) over Long CR & Nfa 2107?

It is owned by the County Highway Agency.