US Bridges

FAS 150 over Little Fiery Gizzard CR

Fair

Grundy County, Tennessee · In Tracy City Limits · Structure no. 31SR1500001

Built
1940
85 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
2,536
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 150 over Little Fiery Gizzard CR is a concrete continuous culvert carrying FAS 150 over Little Fiery Gizzard CR in Grundy County, Tennessee. It was built in 1940, so it is 85 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 2,536 vehicles a day, roughly 5% of them trucks, projected to reach 4,032 by 2040. The structure is 32 ft (9.7 m) long and 39 ft wide. If it were closed, the detour would be 69 mi (111 km).

Location

Open in Google Maps
CarriesFAS 150
CrossesLittle Fiery Gizzard CR
LocationIn Tracy City Limits
RouteState Highway 150
CountyGrundy County
StateTennessee
Coordinates35.25802, -85.7236
Functional classRural Major 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length32 ft (9.7 m)
Longest span10 ft (3 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,536 (2021)
Projected traffic4,032 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed69 mi (111 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$68,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 150 over Little Fiery Gizzard CR built?

It was built in 1940, making it 85 years old in 2025.

What condition is FAS 150 over Little Fiery Gizzard CR 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 May 2024.

How much traffic does FAS 150 over Little Fiery Gizzard CR carry?

About 2,536 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 150 over Little Fiery Gizzard CR?

The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3 m) and a deck 39 ft wide.

Who owns FAS 150 over Little Fiery Gizzard CR?

It is owned by the State Highway Agency.