US Bridges

FAU 3737 over Branch

Fair

Anderson County, Tennessee · In City of Oak Ridge · Structure no. 01M37370001

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
26 ft
3 main spans
Daily traffic
1,462
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3737 over Branch is a concrete continuous culvert carrying FAU 3737 over Branch in Anderson County, Tennessee. It was built in 1970, so it is 55 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,462 vehicles a day, roughly 1% of them trucks, projected to reach 2,987 by 2041. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAU 3737
CrossesBranch
LocationIn City of Oak Ridge
RouteCity Street 3737
Coordinates36.03292, -84.2231
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span6 ft (1.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,462 (2021)
Projected traffic2,987 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 3737 over Branch built?

It was built in 1970, making it 55 years old in 2025.

What condition is FAU 3737 over Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does FAU 3737 over Branch carry?

About 1,462 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is FAU 3737 over Branch?

The structure is 26 ft (7.8 m) long with a longest span of 6 ft (1.9 m).

Who owns FAU 3737 over Branch?

It is owned by the City or Municipal Highway Agency.