US Bridges

Nfa H554 over Drainage Ditch

Good

Shelby County, Tennessee · Somerset LN - Germantown · Structure no. 790X0030001

Built
1994
31 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
650
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa H554 over Drainage Ditch is a concrete culvert carrying Nfa H554 over Drainage Ditch in Shelby County, Tennessee. It was built in 1994, so it is 31 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 650 vehicles a day, roughly 2% of them trucks, projected to reach 1,040 by 2041. The structure is 22 ft (6.7 m) long and 52 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesNfa H554
CrossesDrainage Ditch
LocationSomerset LN - Germantown
RouteCity Street 554
CountyShelby County
StateTennessee
Coordinates35.07361, -89.772
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width52 ft (16 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2020)
Projected traffic1,040 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 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 H554 over Drainage Ditch built?

It was built in 1994, making it 31 years old in 2025.

What condition is Nfa H554 over Drainage Ditch 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 H554 over Drainage Ditch carry?

About 650 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa H554 over Drainage Ditch?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 52 ft wide.

Who owns Nfa H554 over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.