US Bridges

Nfa 862 (sa 8335) over Little Trammel Creek

PoorPosted for load

Sumner County, Tennessee · 3.2 MI NW JCT SR6&SR52 · Structure no. 83E00270007

Built
1930
95 years old
Condition
Poor
inspected November 2024
Type
Tee Beam
Concrete
Length
100 ft
3 main spans
Daily traffic
1,825
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 862 (sa 8335) over Little Trammel Creek is a concrete tee beam carrying Nfa 862 (sa 8335) over Little Trammel Creek in Sumner County, Tennessee. It was built in 1930, so it is 95 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 1,825 vehicles a day, roughly 3% of them trucks, projected to reach 2,920 by 2042. The structure is 100 ft (30.5 m) long and 22 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesNfa 862 (sa 8335)
CrossesLittle Trammel Creek
Location3.2 MI NW JCT SR6&SR52
RouteCounty Highway 862
Coordinates36.59638, -86.26835
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length100 ft (30.5 m)
Longest span29 ft (8.8 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,825 (2021)
Projected traffic2,920 by 2042
Trucks3%
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$461,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 862 (sa 8335) over Little Trammel Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Nfa 862 (sa 8335) over Little Trammel 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 862 (sa 8335) over Little Trammel Creek carry?

About 1,825 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 862 (sa 8335) over Little Trammel Creek?

The structure is 100 ft (30.5 m) long with a longest span of 29 ft (8.8 m) and a deck 22 ft wide.

Who owns Nfa 862 (sa 8335) over Little Trammel Creek?

It is owned by the County Highway Agency.