US Bridges

LA0016 over Drain

Fair

Livingston Parish, Louisiana · 1.3 M NW of LA 1032 · Structure no. 623202620105101

Built
1980
45 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
58 ft
3 main spans
Daily traffic
6,275
2021 count
Owner
State
State Highway Agency

About this bridge

LA0016 over Drain is a concrete slab carrying LA0016 over Drain in Livingston Parish, Louisiana. It was built in 1980, so it is 45 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 6,275 vehicles a day, roughly 8% of them trucks, projected to reach 6,902 by 2041. The structure is 58 ft (17.7 m) long and 43 ft wide.

CarriesLA0016
CrossesDrain
Location1.3 M NW of LA 1032
RouteState Highway 16
Coordinates30.38467, -90.8747
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span19 ft (5.8 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,275 (2021)
Projected traffic6,902 by 2041
Trucks8%
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 1980, making it 45 years old in 2025.

What condition is LA0016 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 April 2024.

How much traffic does LA0016 over Drain carry?

About 6,275 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is LA0016 over Drain?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.8 m) and a deck 43 ft wide.

Who owns LA0016 over Drain?

It is owned by the State Highway Agency.