US Bridges

Nfa 872 (sa 5733) over Johnson Creek

Good

Madison County, Tennessee · 3.1 MI NW JCT SR1&SR20 · Structure no. 57015810011

Built
1997
28 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
97 ft
3 main spans
Daily traffic
2,620
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 872 (sa 5733) over Johnson Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa 872 (sa 5733) over Johnson Creek in Madison County, Tennessee. It was built in 1997, so it is 28 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 2,620 vehicles a day, roughly 3% of them trucks, projected to reach 5,536 by 2039. The structure is 97 ft (29.6 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 872 (sa 5733)
CrossesJohnson Creek
Location3.1 MI NW JCT SR1&SR20
RouteCounty Highway 872
Coordinates35.71894, -88.766
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length97 ft (29.6 m)
Longest span33 ft (10.1 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,620 (2021)
Projected traffic5,536 by 2039
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 872 (sa 5733) over Johnson Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Nfa 872 (sa 5733) over Johnson 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 May 2023.

How much traffic does Nfa 872 (sa 5733) over Johnson Creek carry?

About 2,620 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 872 (sa 5733) over Johnson Creek?

The structure is 97 ft (29.6 m) long with a longest span of 33 ft (10.1 m) and a deck 42 ft wide.

Who owns Nfa 872 (sa 5733) over Johnson Creek?

It is owned by the County Highway Agency.