US Bridges

Nfa A105 over Bushel Branch

Good

McNairy County, Tennessee · 3 MI S of Chester Co. · Structure no. 550A1050001

Built
1984
41 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
64 ft
4 main spans
Daily traffic
280
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A105 over Bushel Branch is a concrete continuous culvert carrying Nfa A105 over Bushel Branch in McNairy County, Tennessee. It was built in 1984, so it is 41 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 280 vehicles a day, roughly 2% of them trucks, projected to reach 448 by 2042. The structure is 64 ft (19.5 m) long and 27 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesNfa A105
CrossesBushel Branch
Location3 MI S of Chester Co.
RouteCounty Highway 105
CountyMcNairy County
StateTennessee
Coordinates35.35383, -88.59364
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.5 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span15 ft (4.6 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2020)
Projected traffic448 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 with deck rehabilitation or replacement
Estimated improvement cost$139,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A105 over Bushel Branch built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa A105 over Bushel Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Nfa A105 over Bushel Branch carry?

About 280 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A105 over Bushel Branch?

The structure is 64 ft (19.5 m) long with a longest span of 15 ft (4.6 m) and a deck 27 ft wide.

Who owns Nfa A105 over Bushel Branch?

It is owned by the County Highway Agency.