US Bridges

Nfa 1159 (sa 9318) over Hickory Valley Branch

Fair

White County, Tennessee · 5MI East of SR111 · Structure no. 93S42510003

Built
1952
73 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete Continuous
Length
71 ft
3 main spans
Daily traffic
533
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1159 (sa 9318) over Hickory Valley Branch is a concrete continuous culvert carrying Nfa 1159 (sa 9318) over Hickory Valley Branch in White County, Tennessee. It was built in 1952, so it is 73 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 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 533 vehicles a day, roughly 3% of them trucks, projected to reach 853 by 2042. The structure is 71 ft (21.6 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa 1159 (sa 9318)
CrossesHickory Valley Branch
Location5MI East of SR111
RouteCounty Highway 1159
CountyWhite County
StateTennessee
Coordinates35.83233, -85.42675
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length71 ft (21.6 m)
Longest span15 ft (4.6 m)
Deck width27 ft (8.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic533 (2021)
Projected traffic853 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$169,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1159 (sa 9318) over Hickory Valley Branch built?

It was built in 1952, making it 73 years old in 2025.

What condition is Nfa 1159 (sa 9318) over Hickory Valley Branch 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 February 2024.

How much traffic does Nfa 1159 (sa 9318) over Hickory Valley Branch carry?

About 533 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1159 (sa 9318) over Hickory Valley Branch?

The structure is 71 ft (21.6 m) long with a longest span of 15 ft (4.6 m) and a deck 27 ft wide.

Who owns Nfa 1159 (sa 9318) over Hickory Valley Branch?

It is owned by the County Highway Agency.