US Bridges

LA0191 over Pen Bayou

Fair

De Soto Parish, Louisiana · 5.41 MI North of LA 481 · Structure no. 041604320205411

Built
1960
65 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
769
2021 count
Owner
State
State Highway Agency

About this bridge

LA0191 over Pen Bayou is a concrete culvert carrying LA0191 over Pen Bayou in De Soto Parish, Louisiana. It was built in 1960, so it is 65 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 5 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 769 vehicles a day, roughly 19% of them trucks, projected to reach 845 by 2041. The structure is 21 ft (6.4 m) long and 33 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesLA0191
CrossesPen Bayou
Location5.41 MI North of LA 481
RouteState Highway 191
Coordinates31.89961, -93.8598
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic769 (2021)
Projected traffic845 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 LA0191 over Pen Bayou built?

It was built in 1960, making it 65 years old in 2025.

What condition is LA0191 over Pen 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 May 2023.

How much traffic does LA0191 over Pen Bayou carry?

About 769 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0191 over Pen Bayou?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 33 ft wide.

Who owns LA0191 over Pen Bayou?

It is owned by the State Highway Agency.