US Bridges

Nfa 980 (sa 9410) over Mcclorys Branch

Good

Williamson County, Tennessee · 4.2 MI W of US-31A · Structure no. 94F00290001

Built
2021
4 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
45 ft
1 main span
Daily traffic
2,069
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 980 (sa 9410) over Mcclorys Branch is a concrete box beam or girders - multiple carrying Nfa 980 (sa 9410) over Mcclorys Branch in Williamson County, Tennessee. It was built in 2021, so it is 4 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 2,069 vehicles a day, roughly 3% of them trucks, projected to reach 3,310 by 2042. The structure is 45 ft (13.7 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 980 (sa 9410)
CrossesMcclorys Branch
Location4.2 MI W of US-31A
RouteCounty Highway 980
CountyWilliamson County
StateTennessee
Coordinates35.80305, -86.74107
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length45 ft (13.7 m)
Longest span42 ft (12.8 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,069 (2021)
Projected traffic3,310 by 2042
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 980 (sa 9410) over Mcclorys Branch built?

It was built in 2021, making it 4 years old in 2025.

What condition is Nfa 980 (sa 9410) over Mcclorys 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 980 (sa 9410) over Mcclorys Branch carry?

About 2,069 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 980 (sa 9410) over Mcclorys Branch?

The structure is 45 ft (13.7 m) long with a longest span of 42 ft (12.8 m) and a deck 32 ft wide.

Who owns Nfa 980 (sa 9410) over Mcclorys Branch?

It is owned by the County Highway Agency.