US Bridges

FAP 402 (sr 40) over Cloud Branch

PoorPosted for load

Polk County, Tennessee · 4.2 Mi.E.Of Bradley Co. · Structure no. 70SR0400007

Built
1929
96 years old, rebuilt 1970
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
68 ft
2 main spans
Daily traffic
6,975
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 402 (sr 40) over Cloud Branch is a concrete tee beam carrying FAP 402 (sr 40) over Cloud Branch in Polk County, Tennessee. It was built in 1929 and reconstructed in 1970, so it is 96 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 6,975 vehicles a day, roughly 10% of them trucks, projected to reach 11,160 by 2042. The structure is 68 ft (20.6 m) long and 33 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

Location

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CarriesFAP 402 (sr 40)
CrossesCloud Branch
Location4.2 Mi.E.Of Bradley Co.
RouteU.S. Route 64
CountyPolk County
StateTennessee
Coordinates35.10355, -84.65881
Functional classRural Principal Arterial - Other

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating23.9 US tons
Inventory rating18.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length68 ft (20.6 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,975 (2021)
Projected traffic11,160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 402 (sr 40) over Cloud Branch built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1970.

What condition is FAP 402 (sr 40) over Cloud 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 April 2024.

How much traffic does FAP 402 (sr 40) over Cloud Branch carry?

About 6,975 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is FAP 402 (sr 40) over Cloud Branch?

The structure is 68 ft (20.6 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns FAP 402 (sr 40) over Cloud Branch?

It is owned by the State Highway Agency.