US Bridges

LA0010 over Drain

Fair

Washington Parish, Louisiana · 0.3 M E of LA 16 · Structure no. 625900470300401

Built
1932
93 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
22 ft
4 main spans
Daily traffic
7,817
2021 count
Owner
State
State Highway Agency

About this bridge

LA0010 over Drain is a concrete culvert carrying LA0010 over Drain in Washington Parish, Louisiana. It was built in 1932, so it is 93 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 7,817 vehicles a day, roughly 11% of them trucks, projected to reach 8,598 by 2041. The structure is 22 ft (6.7 m) long and 37 ft wide.

CarriesLA0010
CrossesDrain
Location0.3 M E of LA 16
RouteState Highway 10
Coordinates30.8481, -90.15
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum 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 loadH 15
Structure length22 ft (6.7 m)
Longest span4 ft (1.2 m)
Deck width37 ft (11.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,817 (2021)
Projected traffic8,598 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 LA0010 over Drain built?

It was built in 1932, making it 93 years old in 2025.

What condition is LA0010 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 May 2024.

How much traffic does LA0010 over Drain carry?

About 7,817 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0010 over Drain?

The structure is 22 ft (6.7 m) long with a longest span of 4 ft (1.2 m) and a deck 37 ft wide.

Who owns LA0010 over Drain?

It is owned by the State Highway Agency.