US Bridges

LA0016 over Drain

Good

Washington Parish, Louisiana · 1.9 M NE of LA 450 · Structure no. 625900470203081

Built
1969
56 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
3,985
2021 count
Owner
State
State Highway Agency

About this bridge

LA0016 over Drain is a concrete culvert carrying LA0016 over Drain in Washington Parish, Louisiana. It was built in 1969, so it is 56 years old, older 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 3,985 vehicles a day, roughly 11% of them trucks, projected to reach 4,383 by 2041. The structure is 37 ft (11.3 m) long and 86 ft wide.

CarriesLA0016
CrossesDrain
Location1.9 M NE of LA 450
RouteState Highway 16
Coordinates30.77774, -90.22007
Functional classRural 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 spans3
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span8 ft (2.4 m)
Deck width86 ft (26.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,985 (2021)
Projected traffic4,383 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 LA0016 over Drain built?

It was built in 1969, making it 56 years old in 2025.

What condition is LA0016 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 May 2024.

How much traffic does LA0016 over Drain carry?

About 3,985 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0016 over Drain?

The structure is 37 ft (11.3 m) long with a longest span of 8 ft (2.4 m) and a deck 86 ft wide.

Who owns LA0016 over Drain?

It is owned by the State Highway Agency.