US Bridges

Nfa 1628 (sa 3516) over Branch

Fair

Hardeman County, Tennessee · 0.9 MI W of SR18 · Structure no. 35016280001

Built
1984
41 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
317
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1628 (sa 3516) over Branch is a concrete continuous culvert carrying Nfa 1628 (sa 3516) over Branch in Hardeman County, Tennessee. It was built in 1984, so it is 41 years old, younger 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 5 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 317 vehicles a day, roughly 3% of them trucks, projected to reach 304 by 2040. The structure is 26 ft (8 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1628 (sa 3516)
CrossesBranch
Location0.9 MI W of SR18
RouteCounty Highway 1628
CountyHardeman County
StateTennessee
Coordinates35.41464, -88.89778
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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating64.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length26 ft (8 m)
Longest span13 ft (4 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic317 (2021)
Projected traffic304 by 2040
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1628 (sa 3516) over Branch built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa 1628 (sa 3516) 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 August 2024.

How much traffic does Nfa 1628 (sa 3516) over Branch carry?

About 317 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1628 (sa 3516) over Branch?

The structure is 26 ft (8 m) long with a longest span of 13 ft (4 m) and a deck 29 ft wide.

Who owns Nfa 1628 (sa 3516) over Branch?

It is owned by the County Highway Agency.