US Bridges

Nfa 2162 (sa 3308) over Falling Water Creek

PoorPosted for load

Hamilton County, Tennessee · .1 MI North of US 27 · Structure no. 33SR0290011

Built
1928
97 years old, rebuilt 1955
Condition
Poor
inspected January 2024
Type
Tee Beam
Concrete
Length
148 ft
4 main spans
Daily traffic
12,697
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa 2162 (sa 3308) over Falling Water Creek is a concrete tee beam carrying Nfa 2162 (sa 3308) over Falling Water Creek in Hamilton County, Tennessee. It was built in 1928 and reconstructed in 1955, so it is 97 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. Its operating status is: posted for load restriction.

It carries about 12,697 vehicles a day, roughly 4% of them trucks, projected to reach 20,315 by 2042. The structure is 148 ft (45.1 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa 2162 (sa 3308)
CrossesFalling Water Creek
Location.1 MI North of US 27
RouteCounty Highway 2162
Coordinates35.19423, -85.24458
Functional classUrban Minor Arterial

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.8 US tons
Inventory rating17.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length148 ft (45.1 m)
Longest span43 ft (13.1 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,697 (2021)
Projected traffic20,315 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2162 (sa 3308) over Falling Water Creek built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1955.

What condition is Nfa 2162 (sa 3308) over Falling Water Creek 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 January 2024.

How much traffic does Nfa 2162 (sa 3308) over Falling Water Creek carry?

About 12,697 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Nfa 2162 (sa 3308) over Falling Water Creek?

The structure is 148 ft (45.1 m) long with a longest span of 43 ft (13.1 m) and a deck 34 ft wide.

Who owns Nfa 2162 (sa 3308) over Falling Water Creek?

It is owned by the City or Municipal Highway Agency.