US Bridges

Nfa 1435 (sa 2310) over Branch

Fair

Dyer County, Tennessee · 1 MI S of Obion Co. · Structure no. 23S80050001

Built
1930
95 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
400
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1435 (sa 2310) over Branch is a concrete continuous culvert carrying Nfa 1435 (sa 2310) over Branch in Dyer County, Tennessee. It was built in 1930, so it is 95 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 400 vehicles a day, roughly 3% of them trucks, projected to reach 1,218 by 2042. The structure is 35 ft (10.6 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1435 (sa 2310)
CrossesBranch
Location1 MI S of Obion Co.
RouteCounty Highway 1435
CountyDyer County
StateTennessee
Coordinates36.17283, -89.33899
Functional classRural Minor Collector

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length35 ft (10.6 m)
Longest span10 ft (3 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2021)
Projected traffic1,218 by 2042
Trucks3%
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$259,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1435 (sa 2310) over Branch built?

It was built in 1930, making it 95 years old in 2025.

What condition is Nfa 1435 (sa 2310) 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 October 2023.

How much traffic does Nfa 1435 (sa 2310) over Branch carry?

About 400 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1435 (sa 2310) over Branch?

The structure is 35 ft (10.6 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns Nfa 1435 (sa 2310) over Branch?

It is owned by the County Highway Agency.