US Bridges

Nfa A617 over Greasy Creek

Good

Monroe County, Tennessee · N of SR322-W of I75 · Structure no. 620A0530001

Built
1993
32 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
50 ft
3 main spans
Daily traffic
170
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A617 over Greasy Creek is a concrete continuous culvert carrying Nfa A617 over Greasy Creek in Monroe County, Tennessee. It was built in 1993, so it is 32 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 170 vehicles a day, roughly 2% of them trucks, projected to reach 272 by 2040. The structure is 50 ft (15.2 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa A617
CrossesGreasy Creek
LocationN of SR322-W of I75
RouteCounty Highway 617
Coordinates35.64632, -84.48499
Functional classRural Local

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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span16 ft (4.9 m)
Deck width28 ft (8.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2020)
Projected traffic272 by 2040
Trucks2%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A617 over Greasy Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Nfa A617 over Greasy 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 July 2024.

How much traffic does Nfa A617 over Greasy Creek carry?

About 170 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A617 over Greasy Creek?

The structure is 50 ft (15.2 m) long with a longest span of 16 ft (4.9 m) and a deck 28 ft wide.

Who owns Nfa A617 over Greasy Creek?

It is owned by the County Highway Agency.