US Bridges

Nfa A190 (sa 7931) over Branch

Fair

Shelby County, Tennessee · Idaville Rd-Shelby CO · Structure no. 790A1430001

Built
1965
60 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete
Length
34 ft
1 main span
Daily traffic
130
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A190 (sa 7931) over Branch is a concrete tee beam carrying Nfa A190 (sa 7931) over Branch in Shelby County, Tennessee. It was built in 1965, so it is 60 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 130 vehicles a day, roughly 2% of them trucks, projected to reach 208 by 2041. The structure is 34 ft (10.4 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa A190 (sa 7931)
CrossesBranch
LocationIdaville Rd-Shelby CO
RouteCounty Highway 46
CountyShelby County
StateTennessee
Coordinates35.40511, -89.72025
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length34 ft (10.4 m)
Longest span33 ft (10.1 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2020)
Projected traffic208 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A190 (sa 7931) over Branch built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa A190 (sa 7931) 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 May 2023.

How much traffic does Nfa A190 (sa 7931) over Branch carry?

About 130 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A190 (sa 7931) over Branch?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10.1 m) and a deck 32 ft wide.

Who owns Nfa A190 (sa 7931) over Branch?

It is owned by the County Highway Agency.