67mm
3mm
160mm
100mm
60mm
DUCTING FOR
MOTOR WIRES
HEEL OF CASING
SOAK AWAY
3
STAGE 1
CIVIL & MECHANICAL SECTION
1.1 - Installation of Foundation Casing
THE UNDERGROUND CASING SHOULD BE CONCRETED IN THE GROUND. THE
CASING SHOULD HAVE ADEQUATE DRAINAGE TO A SUITABLE SOAK AWAY.
WHEN INSTALLING THE FOUNDATION CASING AS A GUIDE ALLOW APPROXI-
MATELY 100mm AROUND THE CASING AND 100MM UNDERNEATH THE CASTING
FOR CONCRETE.
Fig 1
WHEN SETTING THE CASING IN PLACE ENSURE THAT THE TOP HINGE PIN IS PLUMB IN
LINE WITH THE HINGE PIVOT IN THE CASING. THE CENTRE OF PIVOT IS 65mm
STANDOFF FROM THE BACK OF THE CASING. THE CASING SHOULD BE SET PERFECTLY
SQUARE AND LEVEL AND PROTRUDING APPROXIMATELY 3MM FROM GROUND LEVEL.
WHEN CONCRETING THE CASING IN PLACE, ENSURE THAT THE HEEL OF THE CASING
IS PACKED WITH CONCRETE AS THIS WHERE ALL OF THE WEIGHT OF THE GATE WILL
SIT. ALLOW AT LEAST TWO DAYS FOR THE CONCRETE TO GO OFF.
Fig 2
67mm
3mm
160mm
100mm
60mm
Summary of Contents for FROG series
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