US Bridges

FAS 74 over Cohulla Creek

Fair

Bradley County, Tennessee · In Sugar Grove · Structure no. 06SR0740009

Built
1937
88 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
53 ft
2 main spans
Daily traffic
11,789
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 74 over Cohulla Creek is a concrete tee beam carrying FAS 74 over Cohulla Creek in Bradley County, Tennessee. It was built in 1937, so it is 88 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 11,789 vehicles a day, roughly 4% of them trucks, projected to reach 18,547 by 2041. The structure is 53 ft (16.2 m) long and 27 ft wide. If it were closed, the detour would be 37.9 mi (61 km).

CarriesFAS 74
CrossesCohulla Creek
LocationIn Sugar Grove
RouteState Highway 74
Coordinates35.11687, -84.83828
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length53 ft (16.2 m)
Longest span29 ft (8.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,789 (2021)
Projected traffic18,547 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.9 mi (61 km)
TollOn a free road
National Highway SystemNo

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$992,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 74 over Cohulla Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is FAS 74 over Cohulla 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 August 2023.

How much traffic does FAS 74 over Cohulla Creek carry?

About 11,789 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAS 74 over Cohulla Creek?

The structure is 53 ft (16.2 m) long with a longest span of 29 ft (8.8 m) and a deck 27 ft wide.

Who owns FAS 74 over Cohulla Creek?

It is owned by the State Highway Agency.