US Bridges

Nfa 879 (sa 5730) over Deloach Branch

Good

Madison County, Tennessee · 2.4 MI SW JCT SR5&SR43 · Structure no. 57S82050005

Built
1989
36 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
1,389
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 879 (sa 5730) over Deloach Branch is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa 879 (sa 5730) over Deloach Branch in Madison County, Tennessee. It was built in 1989, so it is 36 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 1,389 vehicles a day, roughly 3% of them trucks, projected to reach 2,224 by 2041. The structure is 92 ft (28 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa 879 (sa 5730)
CrossesDeloach Branch
Location2.4 MI SW JCT SR5&SR43
RouteCounty Highway 879
CountyMadison County
StateTennessee
Coordinates35.74109, -88.87597
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span31 ft (9.5 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,389 (2021)
Projected traffic2,224 by 2041
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 879 (sa 5730) over Deloach Branch built?

It was built in 1989, making it 36 years old in 2025.

What condition is Nfa 879 (sa 5730) over Deloach Branch 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 879 (sa 5730) over Deloach Branch carry?

About 1,389 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 879 (sa 5730) over Deloach Branch?

The structure is 92 ft (28 m) long with a longest span of 31 ft (9.5 m) and a deck 32 ft wide.

Who owns Nfa 879 (sa 5730) over Deloach Branch?

It is owned by the County Highway Agency.