WALMART MAINTENANCE Plumbing and Facilities

Question 1

What is the FIRST action when dealing with a plumbing leak in the sales floor?

Accepted Answer

Shut off the water supply to the affected area, block off the wet area for safety, and report it

Answer

Stopping the water source prevents further damage, while blocking the area prevents slip-and-fall injuries. Immediate action minimizes both property damage and liability.

Question 2

What does a backflow preventer do in a plumbing system?

Accepted Answer

Prevents contaminated water from flowing backward into the clean water supply

Answer

Backflow preventers are critical devices that stop potentially contaminated water from reversing flow into the potable water supply, protecting public health.

Question 3

What is the purpose of a grease trap in a retail store with a deli or food service area?

Accepted Answer

To collect fats, oils, and grease before they enter the sewer system and cause blockages

Answer

Grease traps intercept fats, oils, and grease from kitchen wastewater, preventing them from entering and clogging the municipal sewer system.

Question 4

How often should a grease trap in a commercial kitchen be cleaned?

Accepted Answer

When it reaches 25% capacity or at least monthly, per local codes

Answer

Grease traps should be cleaned when they reach 25% capacity or monthly, whichever comes first. Local codes may specify more frequent cleaning schedules.

Question 5

What is the correct way to unclog a commercial drain?

Accepted Answer

Use a mechanical snake or auger, following proper safety procedures

Answer

Mechanical snaking is the preferred method for commercial drains. Chemical cleaners can damage pipes and create hazardous conditions, while mechanical methods effectively remove clogs.

WALMART MAINTENANCE Practice Test

WALMART MAINTENANCE Practice Test

WALMART MAINTENANCE Plumbing and Facilities