US Bridges

LA3052 over LA 20 SP RR Drain Cana

Fair

Terrebonne Parish, Louisiana · Ramp to LA 20 · Structure no. 025504240706308

Built
1994
31 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
5,252 ft
71 main spans
Daily traffic
3,007
2021 count
Owner
State
State Highway Agency

About this bridge

LA3052 over LA 20 SP RR Drain Cana is a prestressed concrete continuous stringer/multi-beam or girder carrying LA3052 over LA 20 SP RR Drain Cana in Terrebonne Parish, Louisiana. It was built in 1994, so it is 31 years old, younger 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 3,007 vehicles a day, roughly 18% of them trucks, projected to reach 3,307 by 2041. The structure is 5,252 ft (1,600.8 m) long and 28 ft wide.

CarriesLA3052
CrossesLA 20 SP RR Drain Cana
LocationRamp to LA 20
RouteState Highway 3052
Coordinates29.69348, -90.9716
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans71 (+2 approach)
Design loadHS 20
Structure length5,252 ft (1,600.8 m)
Longest span102 ft (31.1 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,007 (2021)
Projected traffic3,307 by 2041
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA3052 over LA 20 SP RR Drain Cana built?

It was built in 1994, making it 31 years old in 2025.

What condition is LA3052 over LA 20 SP RR Drain Cana 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 October 2023.

How much traffic does LA3052 over LA 20 SP RR Drain Cana carry?

About 3,007 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is LA3052 over LA 20 SP RR Drain Cana?

The structure is 5,252 ft (1,600.8 m) long with a longest span of 102 ft (31.1 m) and a deck 28 ft wide.

Who owns LA3052 over LA 20 SP RR Drain Cana?

It is owned by the State Highway Agency and maintained by the County Highway Agency.