US Bridges

Nfa A201 over Branch

Good

Polk County, Tennessee · 1.3 MI S JCT SR33&SR313 · Structure no. 700A2010003

Built
1978
47 years old
Condition
Good
inspected June 2024
Type
Culvert
Steel
Length
27 ft
3 main spans
Daily traffic
270
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A201 over Branch is a steel culvert carrying Nfa A201 over Branch in Polk County, Tennessee. It was built in 1978, so it is 47 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 270 vehicles a day, roughly 2% of them trucks, projected to reach 432 by 2041. The structure is 27 ft (8.2 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa A201
CrossesBranch
Location1.3 MI S JCT SR33&SR313
RouteCounty Highway 867
CountyPolk County
StateTennessee
Coordinates35.01432, -84.73325
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating50.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadH 15
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width40 ft (12.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2020)
Projected traffic432 by 2041
Trucks2%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$200,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A201 over Branch built?

It was built in 1978, making it 47 years old in 2025.

What condition is Nfa A201 over 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 June 2024.

How much traffic does Nfa A201 over Branch carry?

About 270 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A201 over Branch?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m) and a deck 40 ft wide.

Who owns Nfa A201 over Branch?

It is owned by the County Highway Agency.