US Bridges

US0190-B over Drain Canal

Fair

St. Tammany Parish, Louisiana · 0.7 Miles East of US 11 · Structure no. 625200131300721

Built
1988
37 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
2,496
2021 count
Owner
State
State Highway Agency

About this bridge

US0190-B over Drain Canal is a concrete slab carrying US0190-B over Drain Canal in St. Tammany Parish, Louisiana. It was built in 1988, so it is 37 years old, younger 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 2,496 vehicles a day, roughly 6% of them trucks, projected to reach 2,745 by 2041. The structure is 80 ft (24.4 m) long and 69 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS0190-B
CrossesDrain Canal
Location0.7 Miles East of US 11
RouteU.S. Route 190
Coordinates30.27754, -89.7706
Functional classUrban Other Principal 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
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 rating74 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width69 ft (21 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,496 (2021)
Projected traffic2,745 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US0190-B over Drain Canal built?

It was built in 1988, making it 37 years old in 2025.

What condition is US0190-B over Drain Canal 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 September 2023.

How much traffic does US0190-B over Drain Canal carry?

About 2,496 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is US0190-B over Drain Canal?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 69 ft wide.

Who owns US0190-B over Drain Canal?

It is owned by the State Highway Agency.