US Bridges

31st Ave over Sowashee Creek

Good

Lauderdale County, Mississippi · Sec 24 T 6N R15E · Structure no. SA3800000000103

Built
2010
15 years old
Condition
Good
inspected May 2023
Type
Channel Beam
Concrete
Length
160 ft
4 main spans
Daily traffic
7,400
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

31st Ave over Sowashee Creek is a concrete channel beam carrying 31st Ave over Sowashee Creek in Lauderdale County, Mississippi. It was built in 2010, so it is 15 years old, younger than the Mississippi average of 38.9 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 7,400 vehicles a day, roughly 8% of them trucks, projected to reach 11,100 by 2043. The structure is 160 ft (48.8 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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Carries31st Ave
CrossesSowashee Creek
LocationSec 24 T 6N R15E
RouteCity Street 9431
CountyLauderdale County
StateMississippi
Coordinates32.35231, -88.70956
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHL 93
Structure length160 ft (48.8 m)
Longest span40 ft (12.2 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,400 (2021)
Projected traffic11,100 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 31st Ave over Sowashee Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is 31st Ave over Sowashee 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 31st Ave over Sowashee Creek carry?

About 7,400 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is 31st Ave over Sowashee Creek?

The structure is 160 ft (48.8 m) long with a longest span of 40 ft (12.2 m) and a deck 44 ft wide.

Who owns 31st Ave over Sowashee Creek?

It is owned by the City or Municipal Highway Agency.