US Bridges

FAS 145 over Marshall Creek

Good

Cannon County, Tennessee · In Auburntown City Limits · Structure no. 08SR1450013

Built
1988
37 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
62 ft
2 main spans
Daily traffic
945
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 145 over Marshall Creek is a prestressed concrete continuous box beam or girders - single or spread carrying FAS 145 over Marshall Creek in Cannon County, Tennessee. It was built in 1988, so it is 37 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 945 vehicles a day, roughly 5% of them trucks, projected to reach 1,456 by 2041. The structure is 62 ft (18.9 m) long and 34 ft wide. If it were closed, the detour would be 65.2 mi (105 km).

CarriesFAS 145
CrossesMarshall Creek
LocationIn Auburntown City Limits
RouteState Highway 145
Coordinates35.94846, -86.09499
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment6: Equal to present minimum criteria
Operating rating63.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span31 ft (9.4 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic945 (2021)
Projected traffic1,456 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed65.2 mi (105 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 145 over Marshall Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is FAS 145 over Marshall Creek 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 January 2025.

How much traffic does FAS 145 over Marshall Creek carry?

About 945 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 145 over Marshall Creek?

The structure is 62 ft (18.9 m) long with a longest span of 31 ft (9.4 m) and a deck 34 ft wide.

Who owns FAS 145 over Marshall Creek?

It is owned by the State Highway Agency.