US Bridges

Nfa B536 over Black Bayou

Good

Shelby County, Tennessee · Healey RD in Memphis · Structure no. 790B6620001

Built
1960
65 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
350
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa B536 over Black Bayou is a prestressed concrete box beam or girders - multiple carrying Nfa B536 over Black Bayou in Shelby County, Tennessee. It was built in 1960, so it is 65 years old, older 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 350 vehicles a day, roughly 2% of them trucks, projected to reach 560 by 2041. The structure is 42 ft (12.8 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa B536
CrossesBlack Bayou
LocationHealey RD in Memphis
RouteCity Street 536
Coordinates35.10369, -89.93361
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating50 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 15
Structure length42 ft (12.8 m)
Longest span42 ft (12.8 m)
Deck width46 ft (13.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2020)
Projected traffic560 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 B536 over Black Bayou built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa B536 over Black Bayou 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 March 2023.

How much traffic does Nfa B536 over Black Bayou carry?

About 350 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa B536 over Black Bayou?

The structure is 42 ft (12.8 m) long with a longest span of 42 ft (12.8 m) and a deck 46 ft wide.

Who owns Nfa B536 over Black Bayou?

It is owned by the City or Municipal Highway Agency.