US Bridges

Nfa 1933 (sa 1103) over Harpeth River

Good

Cheatham County, Tennessee · 3.2 M. Se. SR250. · Structure no. 11019330003

Built
1996
29 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
429 ft
4 main spans
Daily traffic
714
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1933 (sa 1103) over Harpeth River is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa 1933 (sa 1103) over Harpeth River in Cheatham County, Tennessee. It was built in 1996, so it is 29 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 714 vehicles a day, roughly 3% of them trucks, projected to reach 1,392 by 2040. The structure is 429 ft (130.8 m) long and 30 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNfa 1933 (sa 1103)
CrossesHarpeth River
Location3.2 M. Se. SR250.
RouteCounty Highway 1933
Coordinates36.15158, -87.11884
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length429 ft (130.8 m)
Longest span125 ft (38.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic714 (2021)
Projected traffic1,392 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 1933 (sa 1103) over Harpeth River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Nfa 1933 (sa 1103) over Harpeth River 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 2024.

How much traffic does Nfa 1933 (sa 1103) over Harpeth River carry?

About 714 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1933 (sa 1103) over Harpeth River?

The structure is 429 ft (130.8 m) long with a longest span of 125 ft (38.1 m) and a deck 30 ft wide.

Who owns Nfa 1933 (sa 1103) over Harpeth River?

It is owned by the County Highway Agency.