Netafim TECHLINE CV - Default Chapter; Table of Contents

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N E T A F I M T E C H L I N E
®
C V D E S I G N G U I D E
TABLE OF
CONTENTS
INTRODUCTION
Overview ....................................................................................................................... 3
DESIGN CRITERIA
Site Survey ................................................................................................................... 4
Point of Connection ...................................................................................................... 4
BASIC DESIGN STEPS
When Should You Use Techline CV ..............................................................................
5
Choosing the Proper Techline CV ................................................................................ 5
Techline CV General Guidelines Chart ......................................................................... 5
Types of Layouts .......................................................................................................... 6
"GRID" Layout .............................................................................................................. 6
"Lite" Layout ................................................................................................................. 6
What Do These Layouts Have in Common? ................................................................ 6
Basic Grid Layout ......................................................................................................... 7
Basic Lite Layout .......................................................................................................... 7
How to Calculate Equal Techline CV Row Spacing ...................................................... 7
Length of Techline CV Rows ........................................................................................ 8
Techline CV Maximum Length of Laterals Chart .......................................................... 8
Center Feed Grid Layouts ............................................................................................ 8
Other Grid Layout Considerations ............................................................................... 9
Zone Water Requirements .......................................................................................... 10
Techline CV Flow per 100' Chart ................................................................................ 10
Fittings ........................................................................................................................ 11
Staples ....................................................................................................................... 11
Line Flushing Valves ................................................................................................... 11
If An Automatic Line Flushing Valve is Desired .......................................................... 12
If An Automatic Line Flushing Valve is Not Desired ................................................... 12
Air/Vacuum Relief Valves ............................................................................................ 13
Filters .......................................................................................................................... 14
Pressure Regulating Valves (PRV’S) ........................................................................... 14
Low Volume Control Zone - Low Flow ....................................................................... 15
Low Volume Control Zone - High Flow ...................................................................... 15
Slopes and Berms ...................................................................................................... 16
Techline Check Valve .................................................................................................. 16
Trees ........................................................................................................................... 16
Pressure & Flow Checks ............................................................................................ 17
Calculating Precipitation Rates .................................................................................. 17