plumbing book part 2

What is the recommended diameter for floor drains to handle significant flooding?

• 2 inches

• 3 inches

• 4 inches

• 5 inches

What should be done if a floor drain's grate is rusted or damaged?

• Leave it as is

• Replace it

• Paint over it

• Ignore it

Why is it important for every floor drain to have a trap?

• To enhance drainage speed

• To prevent sewer odors from entering the home

• To allow for easier cleaning

• To support additional plumbing fixtures

What indicates that a floor drain trap is filled properly?

• A strong sewer odor

• Visible standing water

• An empty drain

• A rusted grate

What potential issue can arise from downspouts connecting to floor drains upstream of the trap?

• Increased water flow

• Cool drafts in the home

• Enhanced drainage capacity

• Faster cleaning processes

What can downspouts carry that may clog the floor drain trap?

• Water only

• Ice and snow

• Leaves, twigs, and other debris

In areas with combination sewers, what might you expect regarding downspouts?

• They will drain into the street.

• They will drain into floor drains.

• They will drain into storm sewers.

• They will not drain at all.

What should you feel in cold weather when inspecting a floor drain?

• A warm breeze

• A cool breeze

• No air movement

• Hot air

If you encounter a cool breeze from a floor drain, what should you verify?

• That the water has evaporated from the trap

• That the air has a sewer odor

• That the floor drain flows easily

• That there are no downspouts connected

Why are venting systems important in plumbing?

• To reduce water pressure

• To allow sewer gases to escape and prevent vacuum formation

• To enhance the aesthetic appeal of plumbing

• To increase the temperature of the water