Rehau RAUSIKKO Box Notice De Mise En Œuvre page 34

EN
RAUSIKKO C3 shaft extension with
AWADOCK corrugated pipe type B DN 160
Compacting the work area
The Proctor density and permeability of the filler shall be at least equal to that of
the existing ground.
34
A ventilation plate with KG spigot
end DN 160 is fitted to the cover of
a RAUSIKKO Box for this purpose.
Cable ties can be used for fixing,
if necessary. A KG pipe AWADUKT
DN 160 is connected to the plate,
routed to the extension pipe of the
RAUSIKKO C3 shaft or RAUSIK-
KO AWASCHACHT DN 600 and
fastened there with the aid of the
AWADOCK corrugated pipe type B
DN 160 connecting branch.
Alternatively ventilation can be
through a ventilation plate with
spigot DN 350 with a RAUSIKKO
pipe DN 350 without slots fitted
to it, and a cast cover DN 400 with
ventilation.
08 Filling the excavation pit
The working area next to the infiltra-
tion or attenuation tank is to be
filled with non-cohesive, stone-free
soil which can be compacted (sand
or gravel, soil group G1 according
to DWA work sheet A 127) in 0.3m
thick layers. The max. grain size
must not exceed 32 mm. The
material used for filling must not
be frozen. The filler base shall be
compacted in layers with a light to
medium-weight vibration plate with
a maximum compaction force of 3 t.