US Bridges

Jasper Co. 31 over Souinlovey Creek

Good

Jasper County, Mississippi · Sec 17 T 4N R13E B · Structure no. SA3100000000104

Built
2006
19 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
300 ft
7 main spans
Daily traffic
320
2023 count
Owner
County
County Highway Agency

About this bridge

Jasper Co. 31 over Souinlovey Creek is a prestressed concrete stringer/multi-beam or girder carrying Jasper Co. 31 over Souinlovey Creek in Jasper County, Mississippi. It was built in 2006, so it is 19 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 320 vehicles a day, roughly 8% of them trucks, projected to reach 480 by 2043. The structure is 300 ft (91.5 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesJasper Co. 31
CrossesSouinlovey Creek
LocationSec 17 T 4N R13E B
RouteCounty Highway 285
Coordinates32.19057, -88.99047
Functional classRural Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating43.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length300 ft (91.5 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic320 (2023)
Projected traffic480 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Jasper Co. 31 over Souinlovey Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Jasper Co. 31 over Souinlovey 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 September 2023.

How much traffic does Jasper Co. 31 over Souinlovey Creek carry?

About 320 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Jasper Co. 31 over Souinlovey Creek?

The structure is 300 ft (91.5 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns Jasper Co. 31 over Souinlovey Creek?

It is owned by the County Highway Agency.