US Bridges

Nfa 1969 (sa 5212) over Harbin Branch

Good

Lincoln County, Tennessee · 7. M. S. Kelso. · Structure no. 52019690023

Built
1965
60 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
46 ft
3 main spans
Daily traffic
815
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1969 (sa 5212) over Harbin Branch is a concrete continuous culvert carrying Nfa 1969 (sa 5212) over Harbin Branch in Lincoln 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 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 815 vehicles a day, roughly 3% of them trucks, projected to reach 1,304 by 2042. The structure is 46 ft (14.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa 1969 (sa 5212)
CrossesHarbin Branch
Location7. M. S. Kelso.
RouteCounty Highway 1969
Coordinates35.02493, -86.50245
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length46 ft (14.1 m)
Longest span15 ft (4.6 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic815 (2021)
Projected traffic1,304 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 1969 (sa 5212) over Harbin Branch built?

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

What condition is Nfa 1969 (sa 5212) over Harbin 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 August 2023.

How much traffic does Nfa 1969 (sa 5212) over Harbin Branch carry?

About 815 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1969 (sa 5212) over Harbin Branch?

The structure is 46 ft (14.1 m) long with a longest span of 15 ft (4.6 m) and a deck 27 ft wide.

Who owns Nfa 1969 (sa 5212) over Harbin Branch?

It is owned by the County Highway Agency.