US Bridges

Nfa A189 over Branch

Good

Marshall County, Tennessee · 4 MI SE JCT SR129&SR272 · Structure no. 590A1890001

Built
1960
65 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A189 over Branch is a concrete continuous culvert carrying Nfa A189 over Branch in Marshall County, Tennessee. It was built in 1960, so it is 65 years old, older 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 100 vehicles a day, roughly 1% of them trucks, projected to reach 160 by 2040. The structure is 27 ft (8.2 m) long and 18 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesNfa A189
CrossesBranch
Location4 MI SE JCT SR129&SR272
RouteCounty Highway 189
Coordinates35.27955, -86.72565
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.2 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length27 ft (8.2 m)
Longest span10 ft (3 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic160 by 2040
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A189 over Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa A189 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 July 2024.

How much traffic does Nfa A189 over Branch carry?

About 100 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Nfa A189 over Branch?

The structure is 27 ft (8.2 m) long with a longest span of 10 ft (3 m) and a deck 18 ft wide.

Who owns Nfa A189 over Branch?

It is owned by the County Highway Agency.