US Bridges

Nfa 2233 (sa 0406) over High Branch

Good

Bledsoe County, Tennessee · 2MI East of US127 · Structure no. 04022330007

Built
1963
62 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
371
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2233 (sa 0406) over High Branch is a concrete continuous culvert carrying Nfa 2233 (sa 0406) over High Branch in Bledsoe County, Tennessee. It was built in 1963, so it is 62 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 371 vehicles a day, roughly 3% of them trucks, projected to reach 560 by 2040. The structure is 38 ft (11.5 m) long and 31 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesNfa 2233 (sa 0406)
CrossesHigh Branch
Location2MI East of US127
RouteCounty Highway 2233
Coordinates35.4989, -85.25493
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
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 rating49.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length38 ft (11.5 m)
Longest span10 ft (3 m)
Deck width31 ft (9.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic371 (2021)
Projected traffic560 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$32,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2233 (sa 0406) over High Branch built?

It was built in 1963, making it 62 years old in 2025.

What condition is Nfa 2233 (sa 0406) over High 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 2233 (sa 0406) over High Branch carry?

About 371 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2233 (sa 0406) over High Branch?

The structure is 38 ft (11.5 m) long with a longest span of 10 ft (3 m) and a deck 31 ft wide.

Who owns Nfa 2233 (sa 0406) over High Branch?

It is owned by the County Highway Agency.