US Bridges

Washington ST over Drainage Canal

Fair

Ouachita Parish, Louisiana · Washington St. Monro · Structure no. 053732307920641

Built
1971
54 years old
Condition
Fair
inspected August 2024
Type
Channel Beam
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
2,000
1980 count
Owner
City
City or Municipal Highway Agency

About this bridge

Washington ST over Drainage Canal is a prestressed concrete channel beam carrying Washington ST over Drainage Canal in Ouachita Parish, Louisiana. It was built in 1971, so it is 54 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 2,000 vehicles a day, projected to reach 2,200 by 2000. The structure is 32 ft (9.8 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWashington ST
CrossesDrainage Canal
LocationWashington St. Monro
RouteCounty Highway 0
Coordinates32.51225, -92.10603
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating32.8 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width63 ft (19.3 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (1980)
Projected traffic2,200 by 2000
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Washington ST over Drainage Canal built?

It was built in 1971, making it 54 years old in 2025.

What condition is Washington ST over Drainage 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 August 2024.

How much traffic does Washington ST over Drainage Canal carry?

About 2,000 vehicles per day (1980 count).

How long is Washington ST over Drainage Canal?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 63 ft wide.

Who owns Washington ST over Drainage Canal?

It is owned by the City or Municipal Highway Agency.