US Bridges

US 82 over Mayo Slough

Good

Lowndes County, Mississippi · 7.8 MI E US 45A · Structure no. 21000820441669B

Built
1975
50 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
43 ft
2 main spans
Daily traffic
19,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 82 over Mayo Slough is a concrete culvert carrying US 82 over Mayo Slough in Lowndes County, Mississippi. It was built in 1975, so it is 50 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 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 19,000 vehicles a day, roughly 12% of them trucks, projected to reach 25,000 by 2043. The structure is 43 ft (13 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 82
CrossesMayo Slough
Location7.8 MI E US 45A
RouteU.S. Route 82
Coordinates33.47781, -88.52778
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.3 US tons
Inventory rating54.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length43 ft (13 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,000 (2023)
Projected traffic25,000 by 2043
Trucks12%
Lanes on structure40
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 82 over Mayo Slough built?

It was built in 1975, making it 50 years old in 2025.

What condition is US 82 over Mayo Slough 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 September 2024.

How much traffic does US 82 over Mayo Slough carry?

About 19,000 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 82 over Mayo Slough?

The structure is 43 ft (13 m) long with a longest span of 18 ft (5.5 m).

Who owns US 82 over Mayo Slough?

It is owned by the State Highway Agency.