US Bridges

Nfa A059 (sa 0925) over Halley Creek

FairPosted for load

Carroll County, Tennessee · 2.8 MI NE JCT SR76&SR105 · Structure no. 090A0590001

Built
1975
50 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
150
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A059 (sa 0925) over Halley Creek is a prestressed concrete box beam or girders - multiple carrying Nfa A059 (sa 0925) over Halley Creek in Carroll 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. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, roughly 2% of them trucks, projected to reach 240 by 2040. The structure is 70 ft (21.3 m) long and 22 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesNfa A059 (sa 0925)
CrossesHalley Creek
Location2.8 MI NE JCT SR76&SR105
RouteCounty Highway 59
CountyCarroll County
StateTennessee
Coordinates36.01697, -88.57372
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadH 15
Structure length70 ft (21.3 m)
Longest span32 ft (9.8 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic240 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$845,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A059 (sa 0925) over Halley Creek built?

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

What condition is Nfa A059 (sa 0925) over Halley 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 July 2023.

How much traffic does Nfa A059 (sa 0925) over Halley Creek carry?

About 150 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A059 (sa 0925) over Halley Creek?

The structure is 70 ft (21.3 m) long with a longest span of 32 ft (9.8 m) and a deck 22 ft wide.

Who owns Nfa A059 (sa 0925) over Halley Creek?

It is owned by the County Highway Agency.