# APPT 124: MATHEMATICS FOR RESIDENTIAL PLUMBING

## Foothill College Course Outline of Record

Foothill College Course Outline of Record
Effective Term: Summer 2023
Units: 2.5
Hours: 18 lecture, 36 laboratory per quarter (54 total per quarter)
Prerequisite: Per California Code of Regulations, this course is limited to students admitted to the Residential Plumbing Apprenticeship Program.
Advisory: Current employment in the pipe trades industry; not open to students with credit in APRT 195.
Degree & Credit Status: Degree-Applicable Credit Course
Foothill GE: Non-GE
Transferable: None
Repeatability: Not Repeatable

## Student Learning Outcomes

• A student will be able to calculate pipe fitting allowances in pipe measurements.
• A student will be able to perform mathematical operations.
• A student will be able to calculate piping off-sets.

## Description

A review of basic math concepts and operation, followed by instruction in pipe measurements, formulas, and off-set calculations. Use of common electronic calculators will be included.

## Course Objectives

The student will be able to:

1. Perform simple addition, subtraction, multiplication, and division
2. Calculate pipe measurements and fitting allowances
3. Perform off-set calculations
4. Demonstrate proficiency in use of a calculator

## Course Content

1. Perform simple addition, subtraction, multiplication, and division
1. Add, subtract, multiply, and divide fractions
2. Perform math operations with decimals, percentages
3. Convert decimal dimensions to feet and inches
4. Create mathematical formulas from written content
5. Mathematically convert various units of measurement
6. Define algebra terms
2. Calculate pipe measurements and fitting allowances
1. Calculate pipe fitting take-offs
2. Use algebra and equations as a problem solving strategy
3. Review units of measurement for length, area, and volume
4. Calculate pipe length when offsetting around objects
5. Define geometry terms
6. Review triangle basics
3. Perform off-set calculations
1. Apply Pythagorean Theorem and 3-4-5 method
2. Apply triangles to piping applications
3. Perform geometry and triangle calculations
4. Use geometry and triangles in field applications
5. Perform parallel offset layout calculations
4. Demonstrate proficiency in use of a calculator
1. Calculate volume in various plumbing applications
2. Calculate pressure in various plumbing applications
3. Apply trigonometry to piping problems

## Lab Content

1. Layout 90 degree corner using 3-4-5 triangle method
2. Layout 45 degree offset
3. Layout parallel piping offset

None.

## Method(s) of Evaluation

Methods of Evaluation may include but are not limited to the following:

Results of written exercises, short quizzes, and end of session and end of module assessment
Results of class participation
Maintenance of a student's workbook with questions drawn from text

## Method(s) of Instruction

Methods of Instruction may include but are not limited to the following:

Lecture
Hands-on assignments
Demonstrations

## Representative Text(s) and Other Materials

International Pipe Trades Joint Training Committee, Inc.. Related Math. 2016.

This is the standard textbook/workbook used for this course. Although it is older than 5 years, it is the most current book used when teaching this course.