US Bridges

LA0191 over B Grand Cane Relief

Fair

De Soto Parish, Louisiana · 4.74 MI North of LA 763 · Structure no. 041600990304741

Built
1958
67 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
120 ft
6 main spans
Daily traffic
1,093
2021 count
Owner
State
State Highway Agency

About this bridge

LA0191 over B Grand Cane Relief is a concrete slab carrying LA0191 over B Grand Cane Relief in De Soto Parish, Louisiana. It was built in 1958, so it is 67 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 1,093 vehicles a day, roughly 19% of them trucks, projected to reach 1,202 by 2041. The structure is 120 ft (36.6 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLA0191
CrossesB Grand Cane Relief
Location4.74 MI North of LA 763
RouteState Highway 191
Coordinates31.95371, -93.96195
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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length120 ft (36.6 m)
Longest span24 ft (7.3 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,093 (2021)
Projected traffic1,202 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed5 mi (8 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 B Grand Cane Relief built?

It was built in 1958, making it 67 years old in 2025.

What condition is LA0191 over B Grand Cane Relief 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 B Grand Cane Relief carry?

About 1,093 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0191 over B Grand Cane Relief?

The structure is 120 ft (36.6 m) long with a longest span of 24 ft (7.3 m) and a deck 30 ft wide.

Who owns LA0191 over B Grand Cane Relief?

It is owned by the State Highway Agency.