US Bridges

South Airport Road over Drainage Ditch

Good

Tunica County, Mississippi · Sec 3 T 5S R11W · Structure no. SA7200000000049

Built
2003
22 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
750
2022 count
Owner
County
County Highway Agency

About this bridge

South Airport Road over Drainage Ditch is a concrete culvert carrying South Airport Road over Drainage Ditch in Tunica County, Mississippi. It was built in 2003, so it is 22 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 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 750 vehicles a day, roughly 10% of them trucks, projected to reach 1,125 by 2042. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesSouth Airport Road
CrossesDrainage Ditch
LocationSec 3 T 5S R11W
RouteCounty Highway 191
CountyTunica County
StateMississippi
Coordinates34.6842, -90.35383
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.3 US tons
Inventory rating45.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.6 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2022)
Projected traffic1,125 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 South Airport Road over Drainage Ditch built?

It was built in 2003, making it 22 years old in 2025.

What condition is South Airport Road 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 December 2023.

How much traffic does South Airport Road over Drainage Ditch carry?

About 750 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is South Airport Road over Drainage Ditch?

The structure is 31 ft (9.6 m) long with a longest span of 14 ft (4.3 m).

Who owns South Airport Road over Drainage Ditch?

It is owned by the County Highway Agency.