US Bridges

SR 366 over Plum Orchard Creek

Good

Prentiss County, Mississippi · 4.7 MI E SR 370 · Structure no. 310036605900470

Built
1994
31 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
470
2023 count
Owner
State
State Highway Agency

About this bridge

SR 366 over Plum Orchard Creek is a concrete culvert carrying SR 366 over Plum Orchard Creek in Prentiss County, Mississippi. It was built in 1994, so it is 31 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 470 vehicles a day, roughly 11% of them trucks, projected to reach 470 by 2043. The structure is 35 ft (10.8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 366
CrossesPlum Orchard Creek
Location4.7 MI E SR 370
RouteState Highway 366
Coordinates34.50719, -88.52265
Functional classRural Major Collector

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.5 US tons
Inventory rating52.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length35 ft (10.8 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 traffic470 (2023)
Projected traffic470 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 SR 366 over Plum Orchard Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is SR 366 over Plum Orchard 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 February 2024.

How much traffic does SR 366 over Plum Orchard Creek carry?

About 470 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 366 over Plum Orchard Creek?

The structure is 35 ft (10.8 m) long with a longest span of 14 ft (4.3 m).

Who owns SR 366 over Plum Orchard Creek?

It is owned by the State Highway Agency.