STAGE 1
CIVIL & MECHANICAL SECTION
1.1 - Installation of Foundation Casings
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 APPROXIMATELY 100MM AROUND THE CASING
AND 100MM UNDERNEATH THE CASTING FOR CONCRETE.
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.
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 CENTRE STOP IN PLACE ENSURE THAT IT DOES NOT PROTRUDE
MORE THAN 65mm TO 70mm FROM GROUND LEVEL ANYMORE AND IT MAY DAMAGE THE
UNDERSIDE OF LOW VEHICLES.
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