US Bridges

Nfa 1021 (sa 7416) over Moss Branch

Fair

Robertson County, Tennessee · 2 MI SW JCT I65&SR76 · Structure no. 74S62820003

Built
1960
65 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
33 ft
3 main spans
Daily traffic
1,664
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1021 (sa 7416) over Moss Branch is a concrete continuous culvert carrying Nfa 1021 (sa 7416) over Moss Branch in Robertson County, Tennessee. It was built in 1960, so it is 65 years old, older 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 6 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 1,664 vehicles a day, roughly 5% of them trucks, projected to reach 2,288 by 2040. The structure is 33 ft (10.1 m) long and 56 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1021 (sa 7416)
CrossesMoss Branch
Location2 MI SW JCT I65&SR76
RouteCounty Highway 1021
Coordinates36.45993, -86.71505
Functional classRural Major 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width56 ft (17.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,664 (2021)
Projected traffic2,288 by 2040
Trucks5%
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 1021 (sa 7416) over Moss Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa 1021 (sa 7416) over Moss 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 April 2024.

How much traffic does Nfa 1021 (sa 7416) over Moss Branch carry?

About 1,664 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Nfa 1021 (sa 7416) over Moss Branch?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 56 ft wide.

Who owns Nfa 1021 (sa 7416) over Moss Branch?

It is owned by the County Highway Agency.