US Bridges

Moselle-Seminry RD over Leaf River

Fair

Jones County, Mississippi · Sec 33 T 7N R13W B · Structure no. SA3400000000088

Built
1970
55 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
459 ft
3 main spans
Daily traffic
1,805
2023 count
Owner
County
County Highway Agency

About this bridge

Moselle-Seminry RD over Leaf River is a steel continuous stringer/multi-beam or girder carrying Moselle-Seminry RD over Leaf River in Jones County, Mississippi. It was built in 1970, so it is 55 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 5 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 1,805 vehicles a day, roughly 15% of them trucks, projected to reach 1,812 by 2043. The structure is 459 ft (139.9 m) long and 31 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesMoselle-Seminry RD
CrossesLeaf River
LocationSec 33 T 7N R13W B
RouteCounty Highway 263
Coordinates31.52917, -89.30544
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.3 US tons
Inventory rating29.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+5 approach)
Design loadH 15
Structure length459 ft (139.9 m)
Longest span120 ft (36.6 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,805 (2023)
Projected traffic1,812 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.3 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Moselle-Seminry RD over Leaf River built?

It was built in 1970, making it 55 years old in 2025.

What condition is Moselle-Seminry RD over Leaf River 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 2023.

How much traffic does Moselle-Seminry RD over Leaf River carry?

About 1,805 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Moselle-Seminry RD over Leaf River?

The structure is 459 ft (139.9 m) long with a longest span of 120 ft (36.6 m) and a deck 31 ft wide.

Who owns Moselle-Seminry RD over Leaf River?

It is owned by the County Highway Agency.