US Bridges

Nfa A734 over Falling Water River

Good

Putnam County, Tennessee · 1MI from SR111 · Structure no. 710A7340001

Built
1989
36 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
140 ft
3 main spans
Daily traffic
780
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A734 over Falling Water River is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa A734 over Falling Water River in Putnam County, Tennessee. It was built in 1989, so it is 36 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 780 vehicles a day, roughly 2% of them trucks, projected to reach 1,248 by 2042. The structure is 140 ft (42.7 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNfa A734
CrossesFalling Water River
Location1MI from SR111
RouteCounty Highway 734
Coordinates36.10178, -85.48177
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span47 ft (14.2 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2020)
Projected traffic1,248 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 A734 over Falling Water River built?

It was built in 1989, making it 36 years old in 2025.

What condition is Nfa A734 over Falling Water 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 A734 over Falling Water River carry?

About 780 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A734 over Falling Water River?

The structure is 140 ft (42.7 m) long with a longest span of 47 ft (14.2 m) and a deck 28 ft wide.

Who owns Nfa A734 over Falling Water River?

It is owned by the County Highway Agency.