US Bridges

Nfa A472 over Branch

Fair

Obion County, Tennessee · 3.8 MI W JCT SR5&SR216 · Structure no. 660A4720001

Built
1983
42 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
120
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A472 over Branch is a concrete culvert carrying Nfa A472 over Branch in Obion County, Tennessee. It was built in 1983, so it is 42 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 120 vehicles a day, roughly 4% of them trucks, projected to reach 192 by 2041. The structure is 21 ft (6.4 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesNfa A472
CrossesBranch
Location3.8 MI W JCT SR5&SR216
RouteCounty Highway 472
CountyObion County
StateTennessee
Coordinates36.36458, -89.13664
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 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 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 rating58.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span15 ft (4.6 m)
Deck width25 ft (7.6 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2020)
Projected traffic192 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A472 over Branch built?

It was built in 1983, making it 42 years old in 2025.

What condition is Nfa A472 over 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 March 2023.

How much traffic does Nfa A472 over Branch carry?

About 120 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Nfa A472 over Branch?

The structure is 21 ft (6.4 m) long with a longest span of 15 ft (4.6 m) and a deck 25 ft wide.

Who owns Nfa A472 over Branch?

It is owned by the County Highway Agency.