US Bridges

SR 432 over Slough

Fair

Yazoo County, Mississippi · 3.6 MI W I 55 · Structure no. 310043208201130

Built
1985
40 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
122 ft
3 main spans
Daily traffic
700
2023 count
Owner
State
State Highway Agency

About this bridge

SR 432 over Slough is a prestressed concrete stringer/multi-beam or girder carrying SR 432 over Slough in Yazoo County, Mississippi. It was built in 1985, so it is 40 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 700 vehicles a day, roughly 11% of them trucks, projected to reach 700 by 2043. The structure is 122 ft (37.2 m) long and 31 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

Location

Open in Google Maps
CarriesSR 432
CrossesSlough
Location3.6 MI W I 55
RouteState Highway 432
CountyYazoo County
StateMississippi
Coordinates32.86971, -90.08381
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.9 US tons
Inventory rating41.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2023)
Projected traffic700 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 432 over Slough built?

It was built in 1985, making it 40 years old in 2025.

What condition is SR 432 over Slough 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 April 2024.

How much traffic does SR 432 over Slough carry?

About 700 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 432 over Slough?

The structure is 122 ft (37.2 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns SR 432 over Slough?

It is owned by the State Highway Agency.