US Bridges

SR 43 over Unnamed Stream

Good

Marion County, Mississippi · 5.9 MI N Pearl River Cl · Structure no. 310004304607090

Built
1988
37 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
900
2023 count
Owner
State
State Highway Agency

About this bridge

SR 43 over Unnamed Stream is a concrete culvert carrying SR 43 over Unnamed Stream in Marion County, Mississippi. It was built in 1988, so it is 37 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 900 vehicles a day, roughly 19% of them trucks, projected to reach 900 by 2043. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 70.2 mi (113 km).

CarriesSR 43
CrossesUnnamed Stream
Location5.9 MI N Pearl River Cl
RouteState Highway 43
Coordinates31.07522, -89.76227
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.4 US tons
Inventory rating22.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2023)
Projected traffic900 by 2043
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed70.2 mi (113 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 43 over Unnamed Stream built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 43 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 December 2023.

How much traffic does SR 43 over Unnamed Stream carry?

About 900 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is SR 43 over Unnamed Stream?

The structure is 33 ft (10.1 m) long with a longest span of 16 ft (4.9 m).

Who owns SR 43 over Unnamed Stream?

It is owned by the State Highway Agency.