US Bridges

SR 569 over Lowden Creek

FairPosted for load

Amite County, Mississippi · 6.6 MI N SR 24 · Structure no. 310056900302050

Built
1957
68 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
900
2023 count
Owner
State
State Highway Agency

About this bridge

SR 569 over Lowden Creek is a concrete slab carrying SR 569 over Lowden Creek in Amite County, Mississippi. It was built in 1957, so it is 68 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 900 vehicles a day, roughly 11% of them trucks, projected to reach 900 by 2043. The structure is 100 ft (30.5 m) long and 27 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

Location

Open in Google Maps
CarriesSR 569
CrossesLowden Creek
Location6.6 MI N SR 24
RouteState Highway 569
CountyAmite County
StateMississippi
Coordinates31.22704, -90.73166
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating32.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2023)
Projected traffic900 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 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$488 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 569 over Lowden Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is SR 569 over Lowden Creek 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 February 2024.

How much traffic does SR 569 over Lowden Creek carry?

About 900 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 569 over Lowden Creek?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns SR 569 over Lowden Creek?

It is owned by the State Highway Agency.