US Bridges

FAU 3434 over West Fork Rock Creek

Fair

Coffee County, Tennessee · In Tullahoma Tn · Structure no. 16034340001

Built
1986
39 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
66 ft
3 main spans
Daily traffic
10,447
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3434 over West Fork Rock Creek is a concrete continuous culvert carrying FAU 3434 over West Fork Rock Creek in Coffee County, Tennessee. It was built in 1986, so it is 39 years old, younger 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 10,447 vehicles a day, roughly 4% of them trucks, projected to reach 15,387 by 2041. The structure is 66 ft (20.2 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFAU 3434
CrossesWest Fork Rock Creek
LocationIn Tullahoma Tn
RouteCity Street 3434
CountyCoffee County
StateTennessee
Coordinates35.36912, -86.22791
Functional classUrban Minor Arterial

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length66 ft (20.2 m)
Longest span15 ft (4.6 m)
Deck width35 ft (10.8 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,447 (2021)
Projected traffic15,387 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$262,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 3434 over West Fork Rock Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is FAU 3434 over West Fork Rock Creek 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 January 2024.

How much traffic does FAU 3434 over West Fork Rock Creek carry?

About 10,447 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAU 3434 over West Fork Rock Creek?

The structure is 66 ft (20.2 m) long with a longest span of 15 ft (4.6 m) and a deck 35 ft wide.

Who owns FAU 3434 over West Fork Rock Creek?

It is owned by the City or Municipal Highway Agency.