US Bridges

FAS 322 over Mud Creek

GoodPosted for load

Loudon County, Tennessee · .4 M S Murrays Chapel RD · Structure no. 53S25070013

Built
1950
75 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
1,603
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 322 over Mud Creek is a steel stringer/multi-beam or girder carrying FAS 322 over Mud Creek in Loudon County, Tennessee. It was built in 1950, so it is 75 years old, older 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. Its operating status is: posted for load restriction.

It carries about 1,603 vehicles a day, roughly 5% of them trucks, projected to reach 2,366 by 2042. The structure is 54 ft (16.4 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAS 322
CrossesMud Creek
Location.4 M S Murrays Chapel RD
RouteState Highway 322
Coordinates35.62703, -84.50097
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 protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating22.8 US tons
Inventory rating17.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length54 ft (16.4 m)
Longest span52 ft (15.9 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,603 (2021)
Projected traffic2,366 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$176,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 322 over Mud Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is FAS 322 over Mud 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 February 2025.

How much traffic does FAS 322 over Mud Creek carry?

About 1,603 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 322 over Mud Creek?

The structure is 54 ft (16.4 m) long with a longest span of 52 ft (15.9 m) and a deck 29 ft wide.

Who owns FAS 322 over Mud Creek?

It is owned by the State Highway Agency.