US Bridges

I 59 over Wolf River

Good

Pearl River County, Mississippi · 2.1 MI N SR 26 · Structure no. 11000590550316B

Built
1963
62 years old, rebuilt 2010
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
6 main spans
Daily traffic
8,000
2023 count
Owner
State
State Highway Agency

About this bridge

I 59 over Wolf River is a prestressed concrete stringer/multi-beam or girder carrying I 59 over Wolf River in Pearl River County, Mississippi. It was built in 1963 and reconstructed in 2010, so it is 62 years old, older 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 8,000 vehicles a day, roughly 31% of them trucks, projected to reach 8,500 by 2043. The structure is 240 ft (73.2 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 59
CrossesWolf River
Location2.1 MI N SR 26
RouteInterstate 59
Coordinates30.8758, -89.48749
Functional classRural Principal Arterial - Interstate

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating26.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length240 ft (73.2 m)
Longest span40 ft (12.2 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2023)
Projected traffic8,500 by 2043
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$382 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I 59 over Wolf River built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2010.

What condition is I 59 over Wolf 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 October 2023.

How much traffic does I 59 over Wolf River carry?

About 8,000 vehicles per day (2023 count), of which roughly 31% are trucks.

How long is I 59 over Wolf River?

The structure is 240 ft (73.2 m) long with a longest span of 40 ft (12.2 m) and a deck 45 ft wide.

Who owns I 59 over Wolf River?

It is owned by the State Highway Agency.