US Bridges

Nfa 1840 (sa 6002) over Branch

Good

Maury County, Tennessee · 3 M. Sw. Mt. Pleasant. · Structure no. 60018400003

Built
2000
25 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
74 ft
4 main spans
Daily traffic
423
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1840 (sa 6002) over Branch is a concrete continuous culvert carrying Nfa 1840 (sa 6002) over Branch in Maury County, Tennessee. It was built in 2000, so it is 25 years old, younger 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 423 vehicles a day, roughly 3% of them trucks, projected to reach 768 by 2040. The structure is 74 ft (22.6 m) long and 33 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesNfa 1840 (sa 6002)
CrossesBranch
Location3 M. Sw. Mt. Pleasant.
RouteCounty Highway 1840
CountyMaury County
StateTennessee
Coordinates35.5253, -87.26507
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length74 ft (22.6 m)
Longest span15 ft (4.6 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic423 (2021)
Projected traffic768 by 2040
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1840 (sa 6002) over Branch built?

It was built in 2000, making it 25 years old in 2025.

What condition is Nfa 1840 (sa 6002) 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 June 2024.

How much traffic does Nfa 1840 (sa 6002) over Branch carry?

About 423 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1840 (sa 6002) over Branch?

The structure is 74 ft (22.6 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.

Who owns Nfa 1840 (sa 6002) over Branch?

It is owned by the County Highway Agency.