Tricel NOVO EN6-50, User Manual

Page: 18 / 39

18
10.2 Quick installation guidelines:
A dry site is one where the water table never rises higher than the base of the Tricel Novo plant.
A
wet
Site is one where the water table may rise higher than the base of the Tricel Novo plant .
The plant should never be installed where ground water can rise higher than the inlet pipe.
Important
Inlet invert to finished ground level must be determined to ensure the correct installation procedure is
followed. See section 9.
Guidelines Dry Site Wet Site
The tank should be located as far away from the dwelling as is
practically possible considering topography and pipe work levels.
Separation distances must meet all National and Local regulations. The
tank location should be specified by a suitably qualified person. The
plant must be installed correctly to ensure surface or ground water
does not enter the plant.
 
Never roll the tank. Tanks shall be lifted into position in accordance
with supplier’s instructions. See section 2
 
Dig a hole 500mm larger than the plant dimensions in plan. The depth
of the hole will be determined by the inlet pipe level.
 
If the plant contains more than one tank a stepped installation is
required
 
Remove any soft spots or boulders of significant size from the base or
sides of the excavation.
 
Ground water must be pumped to give a dry excavation and excavation
lined with polythene.

Determine the type of backfill by taking into account, ground
conditions (wet or dry) and finished ground level (determine if and
type of0 risers required). The site engineer should specify the site
conditions.
 
A base is then formed using compacted gravel and this must be flat and
level.

A base is constructed of a 50mm layer of compacted gravel covered
with a 250mm layer of 25n semi dry concrete.

Ensure gravel/concrete is clean and contains no large materials.
 