US Bridges

CO RD 515 over Relief Ditch

FairPosted for load

Leflore County, Mississippi · Sec_ 5_T19N_R 1W B · Structure no. SA4200000000026

Built
1968
57 years old
Condition
Fair
inspected February 2024
Type
Channel Beam
Concrete
Length
95 ft
5 main spans
Daily traffic
640
2015 count
Owner
County
County Highway Agency

About this bridge

CO RD 515 over Relief Ditch is a concrete channel beam carrying CO RD 515 over Relief Ditch in Leflore County, Mississippi. It was built in 1968, so it is 57 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 640 vehicles a day, roughly 8% of them trucks, projected to reach 960 by 2035. The structure is 95 ft (29 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCO RD 515
CrossesRelief Ditch
LocationSec_ 5_T19N_R 1W B
RouteCounty Highway 515
Coordinates33.53611, -90.31442
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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
ScourUnknown foundation; not evaluated for scour
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 rating33.8 US tons
Inventory rating20.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length95 ft (29 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 traffic640 (2015)
Projected traffic960 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$269,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 515 over Relief Ditch built?

It was built in 1968, making it 57 years old in 2025.

What condition is CO RD 515 over Relief Ditch 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 CO RD 515 over Relief Ditch carry?

About 640 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is CO RD 515 over Relief Ditch?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns CO RD 515 over Relief Ditch?

It is owned by the County Highway Agency.