US Bridges

FAU 3640 over Small Branch

Good

Bradley County, Tennessee · In Cleveland City Limits · Structure no. 06036400001

Built
1960
65 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
6,242
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3640 over Small Branch is a concrete continuous culvert carrying FAU 3640 over Small Branch in Bradley County, Tennessee. It was built in 1960, so it is 65 years old, older 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 6,242 vehicles a day, roughly 4% of them trucks, projected to reach 9,821 by 2041. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAU 3640
CrossesSmall Branch
LocationIn Cleveland City Limits
RouteCity Street 3640
Coordinates35.14005, -84.88627
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,242 (2021)
Projected traffic9,821 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 3640 over Small Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is FAU 3640 over Small Branch 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 2023.

How much traffic does FAU 3640 over Small Branch carry?

About 6,242 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAU 3640 over Small Branch?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns FAU 3640 over Small Branch?

It is owned by the City or Municipal Highway Agency.