US Bridges

LA0594 over Patrick Bayou

Fair

Ouachita Parish, Louisiana · 1.59 MI North of US 80 · Structure no. 053703260201591

Built
1981
44 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
114 ft
6 main spans
Daily traffic
2,642
2021 count
Owner
State
State Highway Agency

About this bridge

LA0594 over Patrick Bayou is a concrete slab carrying LA0594 over Patrick Bayou in Ouachita Parish, Louisiana. It was built in 1981, so it is 44 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 2,642 vehicles a day, roughly 8% of them trucks, projected to reach 2,906 by 2041. The structure is 114 ft (34.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLA0594
CrossesPatrick Bayou
Location1.59 MI North of US 80
RouteState Highway 594
CountyOuachita Parish
StateLouisiana
Coordinates32.54756, -91.9906
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadHS 20
Structure length114 ft (34.7 m)
Longest span19 ft (5.8 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,642 (2021)
Projected traffic2,906 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 LA0594 over Patrick Bayou built?

It was built in 1981, making it 44 years old in 2025.

What condition is LA0594 over Patrick 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 August 2024.

How much traffic does LA0594 over Patrick Bayou carry?

About 2,642 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is LA0594 over Patrick Bayou?

The structure is 114 ft (34.7 m) long with a longest span of 19 ft (5.8 m) and a deck 43 ft wide.

Who owns LA0594 over Patrick Bayou?

It is owned by the State Highway Agency.