US Bridges

LA0591 over Bayou Bartholomew

Fair

Morehouse Parish, Louisiana · 2.31 MI North of LA 140 · Structure no. 053408340802311

Built
1976
49 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
552 ft
11 main spans
Daily traffic
137
2021 count
Owner
State
State Highway Agency

About this bridge

LA0591 over Bayou Bartholomew is a prestressed concrete stringer/multi-beam or girder carrying LA0591 over Bayou Bartholomew in Morehouse Parish, Louisiana. It was built in 1976, so it is 49 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 137 vehicles a day, roughly 19% of them trucks, projected to reach 150 by 2041. The structure is 552 ft (168.2 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLA0591
CrossesBayou Bartholomew
Location2.31 MI North of LA 140
RouteState Highway 591
Coordinates32.92096, -91.8051
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating88 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length552 ft (168.2 m)
Longest span50 ft (15.2 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137 (2021)
Projected traffic150 by 2041
Trucks19%
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

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 LA0591 over Bayou Bartholomew built?

It was built in 1976, making it 49 years old in 2025.

What condition is LA0591 over Bayou Bartholomew 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 May 2024.

How much traffic does LA0591 over Bayou Bartholomew carry?

About 137 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0591 over Bayou Bartholomew?

The structure is 552 ft (168.2 m) long with a longest span of 50 ft (15.2 m) and a deck 31 ft wide.

Who owns LA0591 over Bayou Bartholomew?

It is owned by the State Highway Agency.