10
3.2.
Inside the excavated pit you have to plan:
-
rain water drainage
;
-
a water waste pipe in flexible plastic of about 1,5 inches of diameter to put inside the provided hole of the
box before it is concreted (Fig. 10).
It must be brought until the drain of the sewer line
;
-
a sheath for the passage of electrical cables of about 0,8 inches of diameter which must be brought to the
proximity of the electric connection box (Fig. 10).
Fig. 10
Sheath for electric
cables passage
Flexible pipe
for water draining
Electric
connection box
International registered trademark n. 2.777.971
3.3.
Before concreting the carrying box, use a level to make it perfectly horizontal to the ground (Fig. 11) and
perpendicular to the axis of the gate (Fig. 12).
The axis of the upper hinge of the gate must correspond exactly to the axis of the carrying box shaft.
Fig. 11
Fig. 12
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