US Bridges

SR 366 over Duger Creek

Good

Prentiss County, Mississippi · 1.7 MI E SR 370 · Structure no. 310036605900170

Built
1993
32 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
560
2023 count
Owner
State
State Highway Agency

About this bridge

SR 366 over Duger Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 366 over Duger Creek in Prentiss County, Mississippi. It was built in 1993, so it is 32 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 560 vehicles a day, roughly 11% of them trucks, projected to reach 560 by 2043. The structure is 92 ft (27.9 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 366
CrossesDuger Creek
Location1.7 MI E SR 370
RouteState Highway 366
Coordinates34.51647, -88.56706
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.9 US tons
Inventory rating46.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (27.9 m)
Longest span30 ft (9.1 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2023)
Projected traffic560 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 Duger Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR 366 over Duger 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 Duger Creek carry?

About 560 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 366 over Duger Creek?

The structure is 92 ft (27.9 m) long with a longest span of 30 ft (9.1 m) and a deck 33 ft wide.

Who owns SR 366 over Duger Creek?

It is owned by the State Highway Agency.