US Bridges

SR 1 over Richies Bayou

Fair

Coahoma County, Mississippi · 2.4 MI N SR 322 · Structure no. 310000101413560

Built
1959
66 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete
Length
90 ft
3 main spans
Daily traffic
840
2023 count
Owner
State
State Highway Agency

About this bridge

SR 1 over Richies Bayou is a concrete tee beam carrying SR 1 over Richies Bayou in Coahoma County, Mississippi. It was built in 1959, so it is 66 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.

It carries about 840 vehicles a day, roughly 14% of them trucks, projected to reach 840 by 2043. The structure is 90 ft (27.4 m) long and 28 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

Location

Open in Google Maps
CarriesSR 1
CrossesRichies Bayou
Location2.4 MI N SR 322
RouteState Highway 1
CountyCoahoma County
StateMississippi
Coordinates34.23922, -90.68883
Functional classRural Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.4 US tons
Inventory rating26.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic840 (2023)
Projected traffic840 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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$356 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 1 over Richies Bayou built?

It was built in 1959, making it 66 years old in 2025.

What condition is SR 1 over Richies Bayou 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 May 2024.

How much traffic does SR 1 over Richies Bayou carry?

About 840 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 1 over Richies Bayou?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns SR 1 over Richies Bayou?

It is owned by the State Highway Agency.