US Bridges

SR 310 over Lafomby Creek

Good

Lafayette County, Mississippi · 3.7 MI E Panola Cl · Structure no. 310031003604840

Built
1998
27 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
162 ft
1 main span
Daily traffic
720
2023 count
Owner
State
State Highway Agency

About this bridge

SR 310 over Lafomby Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 310 over Lafomby Creek in Lafayette County, Mississippi. It was built in 1998, so it is 27 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 720 vehicles a day, roughly 11% of them trucks, projected to reach 740 by 2043. The structure is 162 ft (49.3 m) long and 43 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesSR 310
CrossesLafomby Creek
Location3.7 MI E Panola Cl
RouteState Highway 310
Coordinates34.52883, -89.67142
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.2 US tons
Inventory rating29 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length162 ft (49.3 m)
Longest span80 ft (24.4 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic720 (2023)
Projected traffic740 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 310 over Lafomby Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is SR 310 over Lafomby 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 2023.

How much traffic does SR 310 over Lafomby Creek carry?

About 720 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 310 over Lafomby Creek?

The structure is 162 ft (49.3 m) long with a longest span of 80 ft (24.4 m) and a deck 43 ft wide.

Who owns SR 310 over Lafomby Creek?

It is owned by the State Highway Agency.