Butte College

Course Outline

2026-2027 Catalog

EH 30 - Irrigation Practices and Materials

Catalog Description

Transfer Status
CSU
Unit(s)
3.00
  • Lecture: 34.00 Contact hours/68.00 Out of class hours/102.00 Total hours/2.00 Unit(s)
  • Lab: 51.00 Contact hours/0.00 Out of class hours/51.00 Total hours/1.00 Unit(s)
  • Total: 85.00 Contact hours/68.00 Out of class hours/153.00 Total hours/3.00 Unit(s)

Course Description: This course is an introduction to the materials, equipment, installation procedures, operation and maintenance of landscape irrigation systems and their components.

Objectives

Upon successful completion of this course, the student should be able to:

  1. Identify and describe irrigation materials including PVC fittings, pipe grades and schedules, controllers and sprinklers.
  2. Program many types of irrigation controllers.
  3. Select and use the correct sprinkler for a given application by installing, nozzling, setting arc and employing at correct grade.
  4. Recognize the need for backflow prevention and identify the types of mechanisms and their applications.
  5. Identify and troubleshoot irrigation problems with sprinklers, valves and controllers, and make the necessary repairs or replacements.
  6. Compare and analyze products from various irrigation component manufacturers for quality and reliability.
  7. Read and interpret basic irrigation designs.

Course Content

Topic Titles / Suggested Time Topic

Lecture

Lecture topics and suggested hours
TopicsLec Hrs
Introduction to the Course and Scope of the Irrigation Industry2.00
Irrigation Pipe, Fittings, Cements and Primers2.00
Spray Head and Rotor Sprinklers – Pop-Up and Static2.00
Drip, Micro-spray and Mist Systems2.00

Backflow Prevention Device Types and Cross Contamination Codes

2.00

Backflow Prevention Device Installations and  Protective Enclosures

2.00
Valve Manifold Construction, Wiring and Boxing4.00
Main and Lateral Line Plumbing Installation2.00
Sprinkler Choices and Installation Techniques4.00
Controller Types, Applications and Programming Principles2.00
Controller Installation, Electrical Wiring and Programming2.00
Troubleshooting and Repairing Valves4.00
Troubleshooting Controllers4.00
Total Hours:34.00

Lab

Lab topics and suggested hours
TopicsLab Hrs
Introduction to the Course and Scope of the Irrigation Industry3.00
Irrigation Pipe, Fittings, Cements and Primers3.00
Spray Head and Rotor Sprinklers – Pop-Up and Static3.00
Drip, Micro-spray and Mist Systems3.00

Backflow Prevention Device Types and Cross Contamination Codes

3.00

Backflow Prevention Device Installations and Protective Enclosures

3.00
Valve Manifold Construction, Wiring and Boxing6.00
Main and Lateral Line Plumbing Installation3.00
Sprinkler Choices and Installation Techniques6.00
Controller Types, Applications and Programming Principles3.00
Controller Installation, Electrical Wiring and Programming3.00
Troubleshooting and Repairing Valves6.00
Troubleshooting Controllers6.00
Total Hours:51.00

Methods of Instruction

  1. Class Activities
  2. Collaborative Group Work
  3. Demonstrations
  4. Discussion
  5. Field Trips
  6. Guest Speakers
  7. Homework: Students are required to complete two hours of outside-of-class homework for each hour of lecture
  8. Lecture
  9. Multimedia Presentations
  10. Problem-Solving Sessions

Methods of Evaluation

  1. Exams/Tests
  2. Quizzes
  3. Oral Presentation
  4. Demonstration
  5. Homework
  6. Journal
  7. Class participation
  8. Lab Projects
  9. Essays and research papers

Examples of Assignments

Reading Assignments

  1. Read the Hunter catalog pages on I 20 rotors and be prepared for class discussion.
  2. Read, study and become familiar with the specification pages on Rainbird 1800 series spray heads. Be ready for an in-class quiz.

Writing Assignments

  1. Write a two page report on the history of water lubricated gear drive rotors.
  2. Write a 2 page narrative report on the comparative analysis of Hunter PGP VS. Rainbird 5000 rotors.

Out-of-Class Assignments

  1. Using the internet, find an article on efficient irrigation components or practices to share in group discussion.
  2. Visit a local irrigation distributor, designer or installer and prepare to talk to the class about what you learned.

Recommended Materials of Instruction

Stephen W. Smith. (2011). Landscape Irrigation Design and Management. Harcourt Press, 2nd. 0471038245.

Other Learning Materials

Manuals and catalogs from various manufacturers.

Minimum Qualifications

Agriculture (Masters Required)

Ornamental Horticulture