US Bridges

SR 28 over Unnamed Stream

Good

Simpson County, Mississippi · 4.0 MI E Copiah Cl · Structure no. 310002806406860

Built
1951
74 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
2,200
2023 count
Owner
State
State Highway Agency

About this bridge

SR 28 over Unnamed Stream is a concrete culvert carrying SR 28 over Unnamed Stream in Simpson County, Mississippi. It was built in 1951, so it is 74 years old, older 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 2,200 vehicles a day, roughly 23% of them trucks, projected to reach 2,200 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 39.8 mi (64 km).

CarriesSR 28
CrossesUnnamed Stream
Location4.0 MI E Copiah Cl
RouteState Highway 28
Coordinates31.88356, -90.07476
Functional classRural Minor Arterial

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 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.7 US tons
Inventory rating38.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length23 ft (7 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2023)
Projected traffic2,200 by 2043
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 28 over Unnamed Stream built?

It was built in 1951, making it 74 years old in 2025.

What condition is SR 28 over Unnamed Stream 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 SR 28 over Unnamed Stream carry?

About 2,200 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is SR 28 over Unnamed Stream?

The structure is 23 ft (7 m) long with a longest span of 18 ft (5.5 m).

Who owns SR 28 over Unnamed Stream?

It is owned by the State Highway Agency.