US Bridges

Nfa 2357 (sa 5324) over Muddy Creek

Good

Loudon County, Tennessee · .6 M SE Off US11 · Structure no. 53023570003

Built
1940
85 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
3,011
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2357 (sa 5324) over Muddy Creek is a concrete continuous culvert carrying Nfa 2357 (sa 5324) over Muddy Creek in Loudon 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 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 3,011 vehicles a day, roughly 1% of them trucks, projected to reach 4,818 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNfa 2357 (sa 5324)
CrossesMuddy Creek
Location.6 M SE Off US11
RouteCounty Highway 2357
Coordinates35.82782, -84.2374
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length25 ft (7.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,011 (2021)
Projected traffic4,818 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Nfa 2357 (sa 5324) over Muddy Creek built?

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

What condition is Nfa 2357 (sa 5324) over Muddy 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 August 2024.

How much traffic does Nfa 2357 (sa 5324) over Muddy Creek carry?

About 3,011 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 2357 (sa 5324) over Muddy Creek?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (3 m).

Who owns Nfa 2357 (sa 5324) over Muddy Creek?

It is owned by the County Highway Agency.