Free IPC Compliance and Plumbing Systems Questions and Answers

Question 1

A plumbing permit is required for the replacement of which of the following?

Accepted Answer

Water heater

Answer

Water closet

Answer

Bathing unit

Answer

Faucet

Question 2

The provisions for licensing are determined by which of the following:

Accepted Answer

Authority having jurisdiction

Answer

State Board of Plumbing

Answer

Plumbing inspector

Answer

The responsible master plumber

Question 3

The minimum vertical distance from the bottom of an indirect drain line to its receptor's flood rim is __________________.

Accepted Answer

1"

Answer

¾"

Answer

½"

Answer

2"

Question 4

Which of the following types of fixtures can be served by a combination waste and vent system?

Accepted Answer

Sinks

Answer

Urinals

Answer

Toilets

Answer

Bidets

Question 5

You are connecting two back-to-back lavatories, two urinals and two water closets to one horizontal branch. What are the maximum number of fixtures that can be connected to a horizontal branch?

Accepted Answer

8

Answer

3

Answer

4

Answer

6

Question 6

Piping for building drains and horizontal drainage branches requires the installation of cleanouts. Spacing for these cleanouts is determined by the diameter of the drain and other factors. In this scenario, the drain pipe diameter is three inches. This drain has a running length of 40 feet. During this run the pipe takes one 90-degree turn and one 45-degree turn. How many cleanouts are required for this installation?

Accepted Answer

2

Answer

3

Answer

4

Answer

6

Question 7

One trap arm may serve a total of how many P-traps?

Accepted Answer

1

Answer

3

Answer

2

Answer

4

Question 8

What is the typical amount of grade required per liner foot on a household drainage pipe?

Accepted Answer

1/4 inch

Answer

1/8 inch

Answer

3/4 inch

Answer

1 inch

Question 9

What will result when a 4-inch pipe is reduced in size in the direction of the flow?

Accepted Answer

This could cause blockage to build up at the reduction point.

Answer

The waste will travel faster which will allow for better cleaning of the pipe.

Answer

This could cause slugging in the waste system.

Answer

This will have no effect on the drainage system.

Question 10

Flux can only be used in the brazing process when:

Accepted Answer

Brazing copper to brass

Answer

Brazing copper to copper

Answer

Not allowed

Answer

Both A and B