US Bridges

SR 617 over US 90

Good

Jackson County, Mississippi · SR 617 over US 90 · Structure no. 860000003000120

Built
1972
53 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
714 ft
2 main spans
Daily traffic
10,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR 617 over US 90 is a prestressed concrete stringer/multi-beam or girder carrying SR 617 over US 90 in Jackson County, Mississippi. It was built in 1972, so it is 53 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 10,000 vehicles a day, roughly 3% of them trucks, projected to reach 10,000 by 2043. The structure is 714 ft (217.6 m) long and 57 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSR 617
CrossesUS 90
LocationSR 617 over US 90
RouteState Highway 617
Coordinates30.37315, -88.57097
Functional classUrban Other Principal Arterial

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 inspectionAugust 2023
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 rating69.1 US tons
Inventory rating41.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+8 approach)
Design loadHS 20
Structure length714 ft (217.6 m)
Longest span77 ft (23.5 m)
Deck width57 ft (17.3 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2023)
Projected traffic10,000 by 2043
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 617 over US 90 built?

It was built in 1972, making it 53 years old in 2025.

What condition is SR 617 over US 90 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 August 2023.

How much traffic does SR 617 over US 90 carry?

About 10,000 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is SR 617 over US 90?

The structure is 714 ft (217.6 m) long with a longest span of 77 ft (23.5 m) and a deck 57 ft wide.

Who owns SR 617 over US 90?

It is owned by the State Highway Agency.