US Bridges

Nfa B392 over Harrison Creek

Fair

Shelby County, Tennessee · Chickasaw RD - Memphis · Structure no. 790B6510001

Built
1959
66 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
820
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa B392 over Harrison Creek is a steel stringer/multi-beam or girder carrying Nfa B392 over Harrison Creek in Shelby County, Tennessee. It was built in 1959, so it is 66 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 820 vehicles a day, roughly 2% of them trucks, projected to reach 1,312 by 2041. The structure is 25 ft (7.7 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNfa B392
CrossesHarrison Creek
LocationChickasaw RD - Memphis
RouteCity Street 392
CountyShelby County
StateTennessee
Coordinates35.13947, -89.91572
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length25 ft (7.7 m)
Longest span25 ft (7.7 m)
Deck width52 ft (15.9 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic820 (2020)
Projected traffic1,312 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 B392 over Harrison Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Nfa B392 over Harrison Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Nfa B392 over Harrison Creek carry?

About 820 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa B392 over Harrison Creek?

The structure is 25 ft (7.7 m) long with a longest span of 25 ft (7.7 m) and a deck 52 ft wide.

Who owns Nfa B392 over Harrison Creek?

It is owned by the City or Municipal Highway Agency.