US Bridges

FAU 3604 (sa 3323) over Branch

Good

Hamilton County, Tennessee · In East Brainerd · Structure no. 33036040011

Built
1982
43 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
6,006
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3604 (sa 3323) over Branch is a concrete continuous culvert carrying FAU 3604 (sa 3323) over Branch in Hamilton County, Tennessee. It was built in 1982, so it is 43 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 6,006 vehicles a day, roughly 4% of them trucks, projected to reach 9,610 by 2042. The structure is 23 ft (7 m) long and 37 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesFAU 3604 (sa 3323)
CrossesBranch
LocationIn East Brainerd
RouteCity Street 3604
CountyHamilton County
StateTennessee
Coordinates35.05157, -85.13723
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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width37 ft (11.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,006 (2021)
Projected traffic9,610 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$109,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 3604 (sa 3323) over Branch built?

It was built in 1982, making it 43 years old in 2025.

What condition is FAU 3604 (sa 3323) over 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 February 2025.

How much traffic does FAU 3604 (sa 3323) over Branch carry?

About 6,006 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAU 3604 (sa 3323) over Branch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 37 ft wide.

Who owns FAU 3604 (sa 3323) over Branch?

It is owned by the City or Municipal Highway Agency.