US Bridges

US 45 over Sowashee Creek

Good

Lauderdale County, Mississippi · 4.0 MI N I 59 · Structure no. 210004503807950

Built
1973
52 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
11,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 45 over Sowashee Creek is a concrete culvert carrying US 45 over Sowashee Creek in Lauderdale County, Mississippi. It was built in 1973, so it is 52 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,000 vehicles a day, roughly 14% of them trucks, projected to reach 12,000 by 2043. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 45
CrossesSowashee Creek
Location4.0 MI N I 59
RouteU.S. Route 45
Coordinates32.43868, -88.63667
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating46.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2023)
Projected traffic12,000 by 2043
Trucks14%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45 over Sowashee Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is US 45 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 March 2023.

How much traffic does US 45 over Sowashee Creek carry?

About 11,000 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 45 over Sowashee Creek?

The structure is 29 ft (8.8 m) long with a longest span of 12 ft (3.7 m).

Who owns US 45 over Sowashee Creek?

It is owned by the State Highway Agency.