US Bridges

Nfa 1993 (sa 6402) over Branch

Good

Moore County, Tennessee · 4.5 M West of Lynchburg · Structure no. 64019930003

Built
1965
60 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
211
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1993 (sa 6402) over Branch is a concrete continuous culvert carrying Nfa 1993 (sa 6402) over Branch in Moore 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 211 vehicles a day, roughly 3% of them trucks, projected to reach 338 by 2042. The structure is 31 ft (9.5 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesNfa 1993 (sa 6402)
CrossesBranch
Location4.5 M West of Lynchburg
RouteCounty Highway 1993
CountyMoore County
StateTennessee
Coordinates35.31041, -86.44863
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 inspectionMay 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic211 (2021)
Projected traffic338 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$226,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1993 (sa 6402) over Branch built?

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

What condition is Nfa 1993 (sa 6402) 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 May 2024.

How much traffic does Nfa 1993 (sa 6402) over Branch carry?

About 211 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1993 (sa 6402) over Branch?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns Nfa 1993 (sa 6402) over Branch?

It is owned by the County Highway Agency.