US Bridges

LA3132 over Drain

Good

Caddo Parish, Louisiana · 1.2 Mi. E. of I-20 · Structure no. 040904270100851

Built
1984
41 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
42 ft
6 main spans
Daily traffic
12,192
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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,192 vehicles a day, roughly 10% of them trucks, projected to reach 13,411 by 2041. The structure is 42 ft (12.8 m) long and 500 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA3132
CrossesDrain
Location1.2 Mi. E. of I-20
RouteState Highway 3132
Coordinates32.4439, -93.84294
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span7 ft (2.1 m)
Deck width500 ft (152.4 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,192 (2021)
Projected traffic13,411 by 2041
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does LA3132 over Drain carry?

About 12,192 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA3132 over Drain?

The structure is 42 ft (12.8 m) long with a longest span of 7 ft (2.1 m) and a deck 500 ft wide.

Who owns LA3132 over Drain?

It is owned by the State Highway Agency.