US Bridges

LA3132 over Drain

Fair

Caddo Parish, Louisiana · 2.0 Mi. E. of LA 511 · Structure no. 040904270102961

Built
1984
41 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
31 ft
4 main spans
Daily traffic
53,886
2021 count
Owner
State
State Highway Agency

About this bridge

LA3132 over Drain is a concrete culvert carrying LA3132 over Drain in Caddo Parish, Louisiana. It was built in 1984, so it is 41 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 53,886 vehicles a day, roughly 14% of them trucks, projected to reach 59,274 by 2041. The structure is 31 ft (9.4 m) long and 347 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLA3132
CrossesDrain
Location2.0 Mi. E. of LA 511
RouteState Highway 3132
Coordinates32.41805, -93.82731
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 length31 ft (9.4 m)
Longest span7 ft (2.1 m)
Deck width347 ft (105.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,886 (2021)
Projected traffic59,274 by 2041
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 LA3132 over Drain built?

It was built in 1984, making it 41 years old in 2025.

What condition is LA3132 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 2024.

How much traffic does LA3132 over Drain carry?

About 53,886 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA3132 over Drain?

The structure is 31 ft (9.4 m) long with a longest span of 7 ft (2.1 m) and a deck 347 ft wide.

Who owns LA3132 over Drain?

It is owned by the State Highway Agency.