US Bridges

Smith Co. 563 over Relief for Strong River

Fair

Smith County, Mississippi · Sec 24 T 4N R 6E B · Structure no. SA6500000000095

Built
1996
29 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
160 ft
3 main spans
Daily traffic
160
2021 count
Owner
County
County Highway Agency

About this bridge

Smith Co. 563 over Relief for Strong River is a prestressed concrete stringer/multi-beam or girder carrying Smith Co. 563 over Relief for Strong River in Smith County, Mississippi. It was built in 1996, so it is 29 years old, younger 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 160 vehicles a day, roughly 10% of them trucks, projected to reach 240 by 2043. The structure is 160 ft (48.8 m) long and 31 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesSmith Co. 563
CrossesRelief for Strong River
LocationSec 24 T 4N R 6E B
RouteCounty Highway 39
Coordinates32.17771, -89.62871
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating42.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span80 ft (24.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2021)
Projected traffic240 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$1.4 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Smith Co. 563 over Relief for Strong River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Smith Co. 563 over Relief for Strong River 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 September 2023.

How much traffic does Smith Co. 563 over Relief for Strong River carry?

About 160 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Smith Co. 563 over Relief for Strong River?

The structure is 160 ft (48.8 m) long with a longest span of 80 ft (24.3 m) and a deck 31 ft wide.

Who owns Smith Co. 563 over Relief for Strong River?

It is owned by the County Highway Agency.