T E C H L I N E A S ™ D E S I G N G U I D E
NETAFIM @BCL@C40BDC65.doc 21/12/2009 2
TABLE OF CONTENTS
INTRODUCTION
4
OVERVIEW 4
WHAT IS TECHLINE AS™ 5
Applications 6
Specifications 6
Technical Data 6
DESIGN CRITERIA 7
Site Survey 7
Point Of Connection 7
Which Techline AS™ Product Should You Use? 8
Types Of Layouts 9
“GRID” Layouts 9
“LITE” Layouts 9
What Do These Layouts Have In Common 9
Standard “GRID” Layout 10
Standard “LITE” Layout 10
How To Calculate Equal Techline AS™ Row Spacing 10
Length of Techline AS™ Rows 11
Centre Feed “GRID” Layouts 11
Other “GRID” Considerations 12
Mainline Sizing 13
Submain Sizing 13
Zone Water Requirements 14
Techline AS™ Flow Charts 14
Fittings 15
Pipe Stakes 15
Line Flushing Valves 16
Automatic Line Flushing Valve 16
Manual Flushing Valve 16
Air/Vacuum Release Valve 17
Filters 18
Pressure Regulating Valves (PRV’s) 18
Pressure & Flow Checks 19
Line Indicator Flag 19
Slopes and Mounds 20
Techline AS™ in Turf (SDI) 21
Techline AS™ in New Sodded Turf 21
Techline AS™ Above and Below Grade 21
TechFilter (SPU) 22
Techline AS
TM
(Bioline AS™) 23
TECHLINE AS™ INSTALLATION DRAWINGS 24
Square Layout 24
Centre Feed Layout 24
Triangular Layout 25
Typical Island Outlet 25
Odd/Curve Layout 26
Circular Layout 26
Headwork’s with RPZ 27
Headwork’s with DCV 27
Control Valve (Above Ground) 28
Control Valve (Sub-Surface) 28