US Bridges

Sis Hobson Road over I 59

Fair

Forrest County, Mississippi · 0.3 MI S Jones Cl · Structure no. 410005901807240

Built
1960
65 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
229 ft
2 main spans
Daily traffic
1,400
2023 count
Owner
State
State Highway Agency

About this bridge

Sis Hobson Road over I 59 is a prestressed concrete stringer/multi-beam or girder carrying Sis Hobson Road over I 59 in Forrest County, Mississippi. It was built in 1960, 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,400 vehicles a day, roughly 11% of them trucks, projected to reach 1,400 by 2043. The structure is 229 ft (69.8 m) long and 31 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

CarriesSis Hobson Road
CrossesI 59
Location0.3 MI S Jones Cl
RouteCounty Highway 0
Coordinates31.43144, -89.31964
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 20
Structure length229 ft (69.8 m)
Longest span67 ft (20.4 m)
Deck width31 ft (9.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic1,400 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed29.2 mi (47 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sis Hobson Road over I 59 built?

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

What condition is Sis Hobson Road over I 59 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does Sis Hobson Road over I 59 carry?

About 1,400 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Sis Hobson Road over I 59?

The structure is 229 ft (69.8 m) long with a longest span of 67 ft (20.4 m) and a deck 31 ft wide.

Who owns Sis Hobson Road over I 59?

It is owned by the State Highway Agency.