US Bridges

SR 612 over Relief

Good

George County, Mississippi · 2.1 MI W Ala ST Line · Structure no. 310061202000490

Built
1965
60 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
2,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR 612 over Relief is a concrete slab carrying SR 612 over Relief in George County, Mississippi. It was built in 1965, so it is 60 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 2,000 vehicles a day, roughly 10% of them trucks, projected to reach 2,000 by 2043. The structure is 80 ft (24.4 m) long and 29 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesSR 612
CrossesRelief
Location2.1 MI W Ala ST Line
RouteState Highway 612
Coordinates30.79778, -88.44936
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating33.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2023)
Projected traffic2,000 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed28 mi (45 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$215 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 612 over Relief built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR 612 over Relief 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 May 2024.

How much traffic does SR 612 over Relief carry?

About 2,000 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 612 over Relief?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 29 ft wide.

Who owns SR 612 over Relief?

It is owned by the State Highway Agency.