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Contents
Contents
Part 2: Transportation, storage, installation and assembly ..................................................................... 30
1
About these instructions ....................................................................................................................... 33
1.1
Content and structure of the instructions ............................................................................................. 33
1.2
Used texts and symbols ............................................................................................................................ 33
2
Safety ....................................................................................................................................................... 34
2.1
Safety symbols and signal words ............................................................................................................ 35
2.2
Safety instructions for transportation, installation and assembly ...................................................... 35
2.2.1 Safety measures .............................................................................................................................. 36
3
Delivery, transportation and storage ................................................................................................... 37
3.1
Delivery ....................................................................................................................................................... 37
3.2
Unloading and transporting the system ................................................................................................ 37
Loading and transportation instructions ..................................................................................... 37
3.3
Storing the system ..................................................................................................................................... 39
4
Installation and assembly ..................................................................................................................... 40
4.1
Overview ..................................................................................................................................................... 40
4.2
Installation specifications ......................................................................................................................... 40
4.2.1 Conditions at the installation site ................................................................................................. 40
4.2.2 Installation location: Distances ..................................................................................................... 41
4.2.2.1
4.2.2.2
4.2.2.3
4.2.2.4
4.2.2.5
4.2.2.6
4.2.3 Requirements for the excavated pit ............................................................................................. 44
4.2.3.1
4.2.3.2
4.2.3.3
4.2.3.4
4.2.3.5
4.2.3.6
4.2.4 Bedding and backfilling – materials and execution ................................................................... 46
4.2.5 Permissible cover heights .............................................................................................................. 46
4.2.6 Permissible surface load (traffic load) .......................................................................................... 47
4.2.7 Special structural measures .......................................................................................................... 48
4.2.7.1
4.2.7.2
4.2.8 Connections and pipes ................................................................................................................... 49
4.2.8.1
4.2.8.2
4.2.8.3
4.2.9 Sampling capability ......................................................................................................................... 50
4.3
Assembling, installing and connecting the system ............................................................................... 51
Step 1:
Step 2:
Step 3:
Distance from buildings ................................................................................................ 41
Distance from elevated ground (slopes, hills, embankments, ...) ........................... 42
Distance from trees and shrubs .................................................................................. 42
Distance from traffic areas and neighbouring properties ....................................... 43
Distance from other underground tanks ................................................................... 43
Distance from water catchment systems ................................................................... 43
Soil characteristics: installation situations ................................................................. 44
Stability ............................................................................................................................ 44
Load-bearing capacity ................................................................................................... 44
Space requirements ...................................................................................................... 44
Excavation depth / installation depth ......................................................................... 45
Soil permeability and water level ................................................................................ 45
Base slab ......................................................................................................................... 48
Retaining wall ................................................................................................................. 48
Connection dimensions ................................................................................................ 49
Wastewater pipes .......................................................................................................... 49
Aeration system ............................................................................................................. 49
Prepare base of the pit and bedding layer ................................................................. 51
Unpack accessories ....................................................................................................... 52
Fit the aeration set ......................................................................................................... 52
Part 2: Transportation, storage, installation and assembly
31
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