US Bridges

Poole Road (north) over Cocodrie Bayou

PoorPosted for load

Concordia Parish, Louisiana · Logmi 5.7 M NW of H 15 · Structure no. 581531349913611

Built
1975
50 years old
Condition
Poor
inspected March 2024
Type
Slab
Concrete
Length
133 ft
7 main spans
Daily traffic
110
1978 count
Owner
County
County Highway Agency

About this bridge

Poole Road (north) over Cocodrie Bayou is a concrete slab carrying Poole Road (north) over Cocodrie Bayou in Concordia Parish, Louisiana. It was built in 1975, so it is 50 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 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 110 vehicles a day, projected to reach 121 by 1998. The structure is 133 ft (40.5 m) long and 23 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesPoole Road (north)
CrossesCocodrie Bayou
LocationLogmi 5.7 M NW of H 15
RouteCounty Highway 0
CountyConcordia Parish
StateLouisiana
Coordinates31.58313, -91.60348
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30.3 US tons
Inventory rating23.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans7
Design loadHS 20
Structure length133 ft (40.5 m)
Longest span19 ft (5.8 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (1978)
Projected traffic121 by 1998
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$444,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Poole Road (north) over Cocodrie Bayou built?

It was built in 1975, making it 50 years old in 2025.

What condition is Poole Road (north) over Cocodrie 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 March 2024.

How much traffic does Poole Road (north) over Cocodrie Bayou carry?

About 110 vehicles per day (1978 count).

How long is Poole Road (north) over Cocodrie Bayou?

The structure is 133 ft (40.5 m) long with a longest span of 19 ft (5.8 m) and a deck 23 ft wide.

Who owns Poole Road (north) over Cocodrie Bayou?

It is owned by the County Highway Agency.