US Bridges

Nfa 871 (sa 5725) over Panther Creek

FairPosted for load

Madison County, Tennessee · 3.7 MI N JCT SR1&SR138 · Structure no. 57008710001

Built
1973
52 years old, rebuilt 2002
Condition
Fair
inspected May 2023
Type
Channel Beam
Concrete
Length
123 ft
3 main spans
Daily traffic
421
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 871 (sa 5725) over Panther Creek is a concrete channel beam carrying Nfa 871 (sa 5725) over Panther Creek in Madison County, Tennessee. It was built in 1973 and reconstructed in 2002, so it is 52 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. Its operating status is: posted for load restriction.

It carries about 421 vehicles a day, roughly 3% of them trucks, projected to reach 1,024 by 2041. The structure is 123 ft (37.6 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa 871 (sa 5725)
CrossesPanther Creek
Location3.7 MI N JCT SR1&SR138
RouteCounty Highway 871
CountyMadison County
StateTennessee
Coordinates35.63814, -89.05666
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating17.2 US tons
Inventory rating13.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length123 ft (37.6 m)
Longest span29 ft (8.7 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic421 (2021)
Projected traffic1,024 by 2041
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$604,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 871 (sa 5725) over Panther Creek built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2002.

What condition is Nfa 871 (sa 5725) over Panther 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 May 2023.

How much traffic does Nfa 871 (sa 5725) over Panther Creek carry?

About 421 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 871 (sa 5725) over Panther Creek?

The structure is 123 ft (37.6 m) long with a longest span of 29 ft (8.7 m) and a deck 29 ft wide.

Who owns Nfa 871 (sa 5725) over Panther Creek?

It is owned by the County Highway Agency.