US Bridges

Red R. Levee RD over Cocodrie Bayou

Fair

Concordia Parish, Louisiana · 0.8 MI N of LA 910 · Structure no. 581531119914071

Built
1955
70 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
60 ft
5 main spans
Daily traffic
16
2023 count
Owner
County
County Highway Agency

About this bridge

Red R. Levee RD over Cocodrie Bayou is a concrete culvert carrying Red R. Levee RD over Cocodrie Bayou in Concordia Parish, Louisiana. It was built in 1955, so it is 70 years old, older than the Louisiana average of 43 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 16 vehicles a day, projected to reach 17 by 2043. The structure is 60 ft (18.3 m) long and 196 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesRed R. Levee RD
CrossesCocodrie Bayou
Location0.8 MI N of LA 910
RouteCounty Highway 0
CountyConcordia Parish
StateLouisiana
Coordinates31.19706, -91.67725
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span12 ft (3.7 m)
Deck width196 ft (59.7 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16 (2023)
Projected traffic17 by 2043
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Red R. Levee RD over Cocodrie Bayou built?

It was built in 1955, making it 70 years old in 2025.

What condition is Red R. Levee RD over Cocodrie 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 March 2024.

How much traffic does Red R. Levee RD over Cocodrie Bayou carry?

About 16 vehicles per day (2023 count).

How long is Red R. Levee RD over Cocodrie Bayou?

The structure is 60 ft (18.3 m) long with a longest span of 12 ft (3.7 m) and a deck 196 ft wide.

Who owns Red R. Levee RD over Cocodrie Bayou?

It is owned by the County Highway Agency.