US Bridges

Mixon Lake Road over Mixon Lake

Good

George County, Mississippi · Sec 37 T 2S R 8W · Structure no. SA2000000000072

Built
2010
15 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
300
2023 count
Owner
County
County Highway Agency

About this bridge

Mixon Lake Road over Mixon Lake is a concrete culvert carrying Mixon Lake Road over Mixon Lake in George 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 300 vehicles a day, roughly 10% of them trucks, projected to reach 400 by 2043. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 49.7 mi (80 km).

CarriesMixon Lake Road
CrossesMixon Lake
LocationSec 37 T 2S R 8W
RouteCounty Highway 160
Coordinates30.84185, -88.75732
Functional classRural 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 protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.8 US tons
Inventory rating35.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.5 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 traffic300 (2023)
Projected traffic400 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Mixon Lake Road over Mixon Lake built?

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

What condition is Mixon Lake Road over Mixon Lake 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 April 2023.

How much traffic does Mixon Lake Road over Mixon Lake carry?

About 300 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Mixon Lake Road over Mixon Lake?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Mixon Lake Road over Mixon Lake?

It is owned by the County Highway Agency.