US Bridges

Air Ind. Park Rd. over Riverdale Creek

Fair

Grenada County, Mississippi · Sec 19 T23N R 5E · Structure no. SA2200000000065

Built
1976
49 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
43 ft
2 main spans
Daily traffic
240
2015 count
Owner
County
County Highway Agency

About this bridge

Air Ind. Park Rd. over Riverdale Creek is a concrete culvert carrying Air Ind. Park Rd. over Riverdale Creek in Grenada County, Mississippi. It was built in 1976, so it is 49 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 240 vehicles a day, roughly 8% of them trucks, projected to reach 360 by 2035. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesAir Ind. Park Rd.
CrossesRiverdale Creek
LocationSec 19 T23N R 5E
RouteCounty Highway 256
Coordinates33.83996, -89.81092
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating40.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2015)
Projected traffic360 by 2035
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Air Ind. Park Rd. over Riverdale Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Air Ind. Park Rd. over Riverdale Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Air Ind. Park Rd. over Riverdale Creek carry?

About 240 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Air Ind. Park Rd. over Riverdale Creek?

The structure is 43 ft (13.1 m) long with a longest span of 20 ft (6.1 m).

Who owns Air Ind. Park Rd. over Riverdale Creek?

It is owned by the County Highway Agency.