US Bridges

Nfa 1727 (sa 3606) over North Fork Mud Creek

FairPosted for load

Hardin County, Tennessee · Coffee Landing RD · Structure no. 36017270009

Built
1992
33 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
3 main spans
Daily traffic
511
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1727 (sa 3606) over North Fork Mud Creek is a steel stringer/multi-beam or girder carrying Nfa 1727 (sa 3606) over North Fork Mud Creek in Hardin County, Tennessee. It was built in 1992, so it is 33 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 511 vehicles a day, roughly 3% of them trucks, projected to reach 704 by 2040. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1727 (sa 3606)
CrossesNorth Fork Mud Creek
LocationCoffee Landing RD
RouteCounty Highway 1727
Coordinates35.30994, -88.33427
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span17 ft (5.3 m)
Deck width24 ft (7.2 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic511 (2021)
Projected traffic704 by 2040
Trucks3%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$671,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1727 (sa 3606) over North Fork Mud Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Nfa 1727 (sa 3606) over North Fork Mud Creek 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 Nfa 1727 (sa 3606) over North Fork Mud Creek carry?

About 511 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1727 (sa 3606) over North Fork Mud Creek?

The structure is 50 ft (15.2 m) long with a longest span of 17 ft (5.3 m) and a deck 24 ft wide.

Who owns Nfa 1727 (sa 3606) over North Fork Mud Creek?

It is owned by the County Highway Agency.