US Bridges

Nfa A004 over Hardin Creek

Good

Wayne County, Tennessee · 1.1 MI SE JCT SR15&SR114 · Structure no. 910A0040001

Built
1992
33 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
135 ft
2 main spans
Daily traffic
30
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A004 over Hardin Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa A004 over Hardin 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, roughly 1% of them trucks, projected to reach 48 by 2041. The structure is 135 ft (41.1 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa A004
CrossesHardin Creek
Location1.1 MI SE JCT SR15&SR114
RouteCounty Highway 4
Coordinates35.30913, -87.92488
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
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 evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length135 ft (41.1 m)
Longest span68 ft (20.7 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2020)
Projected traffic48 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 A004 over Hardin Creek built?

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

What condition is Nfa A004 over Hardin 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 A004 over Hardin Creek carry?

About 30 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Nfa A004 over Hardin Creek?

The structure is 135 ft (41.1 m) long with a longest span of 68 ft (20.7 m) and a deck 26 ft wide.

Who owns Nfa A004 over Hardin Creek?

It is owned by the County Highway Agency.