US Bridges

LA0012 over Canal

Fair

Calcasieu Parish, Louisiana · 3.2 MI East of LA 109 · Structure no. 071000120208171

Built
1956
69 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
26 ft
4 main spans
Daily traffic
2,573
2022 count
Owner
State
State Highway Agency

About this bridge

LA0012 over Canal is a concrete culvert carrying LA0012 over Canal in Calcasieu Parish, Louisiana. It was built in 1956, so it is 69 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 2,573 vehicles a day, roughly 18% of them trucks, projected to reach 2,830 by 2042. The structure is 26 ft (7.9 m) long and 48 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesLA0012
CrossesCanal
Location3.2 MI East of LA 109
RouteState Highway 12
Coordinates30.3415, -93.61652
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: 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 spans4
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span6 ft (1.8 m)
Deck width48 ft (14.6 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,573 (2022)
Projected traffic2,830 by 2042
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$178,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0012 over Canal built?

It was built in 1956, making it 69 years old in 2025.

What condition is LA0012 over Canal 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 March 2023.

How much traffic does LA0012 over Canal carry?

About 2,573 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is LA0012 over Canal?

The structure is 26 ft (7.9 m) long with a longest span of 6 ft (1.8 m) and a deck 48 ft wide.

Who owns LA0012 over Canal?

It is owned by the State Highway Agency.