# APPT 124: MATHEMATICS FOR RESIDENTIAL PLUMBING

## Foothill College Course Outline of Record

Heading | Value |
---|---|

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 |

Grade Type: |
Letter Grade (Request for Pass/No Pass) |

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:

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

## Course Content

- Perform simple addition, subtraction, multiplication, and division
- Add, subtract, multiply, and divide fractions
- Perform math operations with decimals, percentages
- Convert decimal dimensions to feet and inches
- Create mathematical formulas from written content
- Mathematically convert various units of measurement
- Define algebra terms

- Calculate pipe measurements and fitting allowances
- Calculate pipe fitting take-offs
- Use algebra and equations as a problem solving strategy
- Review units of measurement for length, area, and volume
- Calculate pipe length when offsetting around objects
- Define geometry terms
- Review triangle basics

- Perform off-set calculations
- Apply Pythagorean Theorem and 3-4-5 method
- Apply triangles to piping applications
- Perform geometry and triangle calculations
- Use geometry and triangles in field applications
- Perform parallel offset layout calculations

- Demonstrate proficiency in use of a calculator
- Calculate volume in various plumbing applications
- Calculate pressure in various plumbing applications
- Apply trigonometry to piping problems

## Lab Content

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

## Special Facilities and/or Equipment

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.

## Types and/or Examples of Required Reading, Writing, and Outside of Class Assignments

- Readings from assigned textbook
- Lessons on Basic Math Review, chapter 1
- Pipe Measurements-One, chapter 2

- Writing assignments given in the laboratory
- Answer study questions in assigned text, chapters 1 and 2
- Record field notes from lab activity piping projects

## Discipline(s)

Plumbing