US Bridges

CO RD 528 over Four Mile Bayou

PoorPosted for load

Leflore County, Mississippi · Sec 29 T17N R 2W B · Structure no. SA4200000000003

Built
1957
68 years old
Condition
Poor
inspected January 2023
Type
Channel Beam
Concrete
Length
361 ft
19 main spans
Daily traffic
60
2015 count
Owner
County
County Highway Agency

About this bridge

CO RD 528 over Four Mile Bayou is a concrete channel beam carrying CO RD 528 over Four Mile Bayou in Leflore 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, projected to reach 90 by 2035. The structure is 361 ft (110 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCO RD 528
CrossesFour Mile Bayou
LocationSec 29 T17N R 2W B
RouteCounty Highway 528
Coordinates33.30602, -90.42648
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans19
Design loadH 15
Structure length361 ft (110 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2015)
Projected traffic90 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$897,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 528 over Four Mile Bayou built?

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

What condition is CO RD 528 over Four Mile Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2023.

How much traffic does CO RD 528 over Four Mile Bayou carry?

About 60 vehicles per day (2015 count).

How long is CO RD 528 over Four Mile Bayou?

The structure is 361 ft (110 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns CO RD 528 over Four Mile Bayou?

It is owned by the County Highway Agency.