US Bridges

Nfa A477 over Hog Creek

Good

Wayne County, Tennessee · 4.9 MI SW JCT SR13&SR15 · Structure no. 910A4770003

Built
1992
33 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
230
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A477 over Hog Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa A477 over Hog Creek in Wayne 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 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 230 vehicles a day, roughly 12% of them trucks, projected to reach 368 by 2042. The structure is 90 ft (27.4 m) long and 24 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesNfa A477
CrossesHog Creek
Location4.9 MI SW JCT SR13&SR15
RouteCounty Highway 477
Coordinates35.2858, -87.84801
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
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 alignment6: Equal to present minimum criteria
Operating rating55.7 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span40 ft (12.2 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic230 (2020)
Projected traffic368 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$224,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A477 over Hog Creek built?

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

What condition is Nfa A477 over Hog 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 January 2025.

How much traffic does Nfa A477 over Hog Creek carry?

About 230 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is Nfa A477 over Hog Creek?

The structure is 90 ft (27.4 m) long with a longest span of 40 ft (12.2 m) and a deck 24 ft wide.

Who owns Nfa A477 over Hog Creek?

It is owned by the County Highway Agency.