US Bridges

I 59 over Masonite Road

Good

Jones County, Mississippi · 1.0 MI N JCT US 84/SR 15 · Structure no. 110005903409480

Built
1960
65 years old, rebuilt 2011
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
120 ft
1 main span
Daily traffic
36,000
2023 count
Owner
State
State Highway Agency

About this bridge

I 59 over Masonite Road is a steel stringer/multi-beam or girder carrying I 59 over Masonite Road in Jones County, Mississippi. It was built in 1960 and reconstructed in 2011, so it is 65 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 36,000 vehicles a day, roughly 19% of them trucks, projected to reach 36,000 by 2043. The structure is 120 ft (36.6 m) long and 90 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI 59
CrossesMasonite Road
Location1.0 MI N JCT US 84/SR 15
RouteInterstate 59
Coordinates31.68532, -89.12864
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span50 ft (15.2 m)
Deck width90 ft (27.4 m)
Roadway width85 ft (25.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,000 (2023)
Projected traffic36,000 by 2043
Trucks19%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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$317 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 59 over Masonite Road built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2011.

What condition is I 59 over Masonite Road 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 2023.

How much traffic does I 59 over Masonite Road carry?

About 36,000 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is I 59 over Masonite Road?

The structure is 120 ft (36.6 m) long with a longest span of 50 ft (15.2 m) and a deck 90 ft wide.

Who owns I 59 over Masonite Road?

It is owned by the State Highway Agency.