US Bridges

CO RD 512 over Drainage Canal

FairPosted for load

Leflore County, Mississippi · Sec 26 T19N R 1E B · Structure no. SA4200000000037

Built
1970
55 years old
Condition
Fair
inspected January 2023
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
920
2015 count
Owner
County
County Highway Agency

About this bridge

CO RD 512 over Drainage Canal is a concrete channel beam carrying CO RD 512 over Drainage Canal in Leflore County, Mississippi. It was built in 1970, so it is 55 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 920 vehicles a day, roughly 8% of them trucks, projected to reach 1,380 by 2035. The structure is 57 ft (17.4 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesCO RD 512
CrossesDrainage Canal
LocationSec 26 T19N R 1E B
RouteCounty Highway 702
CountyLeflore County
StateMississippi
Coordinates33.47947, -90.15849
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 rating71.1 US tons
Inventory rating45.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic920 (2015)
Projected traffic1,380 by 2035
Trucks8%
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$156,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 512 over Drainage Canal built?

It was built in 1970, making it 55 years old in 2025.

What condition is CO RD 512 over Drainage Canal 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 January 2023.

How much traffic does CO RD 512 over Drainage Canal carry?

About 920 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is CO RD 512 over Drainage Canal?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns CO RD 512 over Drainage Canal?

It is owned by the County Highway Agency.