US Bridges

LA0016 over Drain

Good

Livingston Parish, Louisiana · 1.0 M E of LA 42 · Structure no. 623202600201061

Built
1951
74 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
34 ft
5 main spans
Daily traffic
6,743
2021 count
Owner
State
State Highway Agency

About this bridge

LA0016 over Drain is a concrete culvert carrying LA0016 over Drain in Livingston Parish, Louisiana. It was built in 1951, so it is 74 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 6,743 vehicles a day, roughly 11% of them trucks, projected to reach 7,417 by 2041. The structure is 34 ft (10.4 m) long and 26 ft wide.

CarriesLA0016
CrossesDrain
Location1.0 M E of LA 42
RouteState Highway 16
Coordinates30.33555, -90.8382
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.2 US tons
Inventory rating21.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadH 15
Structure length34 ft (10.4 m)
Longest span6 ft (1.8 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,743 (2021)
Projected traffic7,417 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 1951, making it 74 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 January 2024.

How much traffic does LA0016 over Drain carry?

About 6,743 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0016 over Drain?

The structure is 34 ft (10.4 m) long with a longest span of 6 ft (1.8 m) and a deck 26 ft wide.

Who owns LA0016 over Drain?

It is owned by the State Highway Agency.