US Bridges

Nfa E728 over Sorghum Branch

Good

Davidson County, Tennessee · Park Ct/ Sorghum Branch · Structure no. 190E7280001

Built
1970
55 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
210
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa E728 over Sorghum Branch is a concrete continuous culvert carrying Nfa E728 over Sorghum Branch in Davidson County, Tennessee. It was built in 1970, so it is 55 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 210 vehicles a day, roughly 2% of them trucks, projected to reach 336 by 2041. The structure is 29 ft (8.8 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa E728
CrossesSorghum Branch
LocationPark Ct/ Sorghum Branch
RouteCity Street 728
Coordinates36.05901, -86.70746
Functional classUrban Local

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2020)
Projected traffic336 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 E728 over Sorghum Branch built?

It was built in 1970, making it 55 years old in 2025.

What condition is Nfa E728 over Sorghum 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 E728 over Sorghum Branch carry?

About 210 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa E728 over Sorghum Branch?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m) and a deck 31 ft wide.

Who owns Nfa E728 over Sorghum Branch?

It is owned by the City or Municipal Highway Agency.