US Bridges

Nfa 840 (sa 2411) over Big Muddy Creek

PoorPosted for load

Fayette County, Tennessee · 4.8 MI W JCT SR15&HARDEMA · Structure no. 24015530005

Built
1962
63 years old, rebuilt 1998
Condition
Poor
inspected August 2024
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
660
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 840 (sa 2411) over Big Muddy Creek is a concrete channel beam carrying Nfa 840 (sa 2411) over Big Muddy Creek in Fayette County, Tennessee. It was built in 1962 and reconstructed in 1998, so it is 63 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 660 vehicles a day, roughly 3% of them trucks, projected to reach 1,056 by 2042. The structure is 57 ft (17.4 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 840 (sa 2411)
CrossesBig Muddy Creek
Location4.8 MI W JCT SR15&HARDEMA
RouteCounty Highway 840
Coordinates35.30839, -89.2725
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
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 within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating15.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic660 (2021)
Projected traffic1,056 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$412,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 840 (sa 2411) over Big Muddy Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1998.

What condition is Nfa 840 (sa 2411) over Big Muddy 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 840 (sa 2411) over Big Muddy Creek carry?

About 660 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 840 (sa 2411) over Big Muddy Creek?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 30 ft wide.

Who owns Nfa 840 (sa 2411) over Big Muddy Creek?

It is owned by the County Highway Agency.