US Bridges

LA0027 over Drain

Fair

Calcasieu Parish, Louisiana · 4.4 MI S of LA 1133 · Structure no. 071000310402201

Built
1954
71 years old
Condition
Fair
inspected January 2023
Type
Culvert
Concrete
Length
26 ft
4 main spans
Daily traffic
6,981
2021 count
Owner
State
State Highway Agency

About this bridge

LA0027 over Drain is a concrete culvert carrying LA0027 over Drain in Calcasieu Parish, Louisiana. It was built in 1954, so it is 71 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 6,981 vehicles a day, roughly 18% of them trucks, projected to reach 7,679 by 2041. The structure is 26 ft (7.9 m) long and 49 ft wide. If it were closed, the detour would be 46 mi (74 km).

CarriesLA0027
CrossesDrain
Location4.4 MI S of LA 1133
RouteState Highway 27
Coordinates30.07976, -93.3592
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 width49 ft (14.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,981 (2021)
Projected traffic7,679 by 2041
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed46 mi (74 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 LA0027 over Drain built?

It was built in 1954, making it 71 years old in 2025.

What condition is LA0027 over Drain 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 January 2023.

How much traffic does LA0027 over Drain carry?

About 6,981 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is LA0027 over Drain?

The structure is 26 ft (7.9 m) long with a longest span of 6 ft (1.8 m) and a deck 49 ft wide.

Who owns LA0027 over Drain?

It is owned by the State Highway Agency.