US Bridges

Nfa 2733 over Rattlesnake Falls Branch

Poor

Maury County, Tennessee · 2.97 Mi.N. Jct. Sh. 20 · Structure no. 60SR0060001

Built
1925
100 years old, rebuilt 1973
Condition
Poor
inspected June 2024
Type
Slab
Concrete Continuous
Length
93 ft
5 main spans
Daily traffic
365
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2733 over Rattlesnake Falls Branch is a concrete continuous slab carrying Nfa 2733 over Rattlesnake Falls Branch in Maury County, Tennessee. It was built in 1925 and reconstructed in 1973, so it is 100 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 365 vehicles a day, roughly 3% of them trucks, projected to reach 584 by 2042. The structure is 93 ft (28.3 m) long and 51 ft wide. If it were closed, the detour would be 67.7 mi (109 km).

CarriesNfa 2733
CrossesRattlesnake Falls Branch
Location2.97 Mi.N. Jct. Sh. 20
RouteCounty Highway 2733
Coordinates35.47473, -87.24883
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length93 ft (28.3 m)
Longest span19 ft (5.8 m)
Deck width51 ft (15.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic365 (2021)
Projected traffic584 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed67.7 mi (109 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$931,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2733 over Rattlesnake Falls Branch built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1973.

What condition is Nfa 2733 over Rattlesnake Falls Branch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Nfa 2733 over Rattlesnake Falls Branch carry?

About 365 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2733 over Rattlesnake Falls Branch?

The structure is 93 ft (28.3 m) long with a longest span of 19 ft (5.8 m) and a deck 51 ft wide.

Who owns Nfa 2733 over Rattlesnake Falls Branch?

It is owned by the County Highway Agency.