US Bridges

SR 501 over Leaf River

Good

Scott County, Mississippi · 2.7 MI N Smith Cl · Structure no. 310050106201880

Built
2016
9 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
472 ft
3 main spans
Daily traffic
1,200
2023 count
Owner
State
State Highway Agency

About this bridge

SR 501 over Leaf River is a prestressed concrete stringer/multi-beam or girder carrying SR 501 over Leaf River in Scott County, Mississippi. It was built in 2016, so it is 9 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 1,200 vehicles a day, roughly 11% of them trucks, projected to reach 1,300 by 2043. The structure is 472 ft (143.9 m) long and 37 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSR 501
CrossesLeaf River
Location2.7 MI N Smith Cl
RouteState Highway 501
Coordinates32.25898, -89.41445
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHL 93
Structure length472 ft (143.9 m)
Longest span110 ft (33.5 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,300 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 501 over Leaf River built?

It was built in 2016, making it 9 years old in 2025.

What condition is SR 501 over Leaf River 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 January 2025.

How much traffic does SR 501 over Leaf River carry?

About 1,200 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 501 over Leaf River?

The structure is 472 ft (143.9 m) long with a longest span of 110 ft (33.5 m) and a deck 37 ft wide.

Who owns SR 501 over Leaf River?

It is owned by the State Highway Agency.