US Bridges

Nfa 2724 (sa 6607) over Davidson Creek

Fair

Obion County, Tennessee · 3.5 MI SW JCT SR5&SR21 · Structure no. 660A4870003

Built
1994
31 years old
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
107 ft
1 main span
Daily traffic
342
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2724 (sa 6607) over Davidson Creek is a prestressed concrete box beam or girders - single or spread carrying Nfa 2724 (sa 6607) over Davidson Creek in Obion County, Tennessee. It was built in 1994, so it is 31 years old, younger 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 6 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 342 vehicles a day, roughly 4% of them trucks, projected to reach 512 by 2041. The structure is 107 ft (32.6 m) long and 26 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesNfa 2724 (sa 6607)
CrossesDavidson Creek
Location3.5 MI SW JCT SR5&SR21
RouteCounty Highway 5743
CountyObion County
StateTennessee
Coordinates36.29889, -89.09678
Functional classRural Major 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length107 ft (32.6 m)
Longest span107 ft (32.6 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic342 (2021)
Projected traffic512 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2724 (sa 6607) over Davidson Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Nfa 2724 (sa 6607) over Davidson 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 March 2023.

How much traffic does Nfa 2724 (sa 6607) over Davidson Creek carry?

About 342 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Nfa 2724 (sa 6607) over Davidson Creek?

The structure is 107 ft (32.6 m) long with a longest span of 107 ft (32.6 m) and a deck 26 ft wide.

Who owns Nfa 2724 (sa 6607) over Davidson Creek?

It is owned by the County Highway Agency.