US Bridges

Nfa 1115 (sa 1616) over Muddy Branch

Fair

Coffee County, Tennessee · 1.1 MI from Anderson RD · Structure no. 16F00010005

Built
1940
85 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete Continuous
Length
28 ft
2 main spans
Daily traffic
684
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1115 (sa 1616) over Muddy Branch is a concrete continuous culvert carrying Nfa 1115 (sa 1616) over Muddy Branch in Coffee 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 684 vehicles a day, roughly 3% of them trucks, projected to reach 976 by 2040. The structure is 28 ft (8.4 m) long and 22 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesNfa 1115 (sa 1616)
CrossesMuddy Branch
Location1.1 MI from Anderson RD
RouteCounty Highway 1115
CountyCoffee County
StateTennessee
Coordinates35.56568, -86.1297
Functional classRural Minor 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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length28 ft (8.4 m)
Longest span9 ft (2.7 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic684 (2021)
Projected traffic976 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$110,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1115 (sa 1616) over Muddy Branch built?

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

What condition is Nfa 1115 (sa 1616) over Muddy Branch 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 February 2024.

How much traffic does Nfa 1115 (sa 1616) over Muddy Branch carry?

About 684 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1115 (sa 1616) over Muddy Branch?

The structure is 28 ft (8.4 m) long with a longest span of 9 ft (2.7 m) and a deck 22 ft wide.

Who owns Nfa 1115 (sa 1616) over Muddy Branch?

It is owned by the County Highway Agency.