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5.
Structure of shaft
Telescopic dome shaft PE cover
Telescopic dome shaft (tilts by 5°)
Profile seal
SAPHIR universal shaft
6.
Installation and assembly
Soil
Telescopic dome shaft
Compacted base layer
Surround (round gravel, max. grain
8 to 16mm)
Covering layer
SAPHIR universal shaft
Concrete layer for trafficked
areas
It is especially important for the gravel sur-
round around the bottom third of the shaft to
be well compacted
ß
--> DIN 4124 as of trench depth of 1250 mm
3
4
2
1
< 300 mm
> 100 mm
1
4
2
5
> 100 mm
7
< 300 mm
< 300 mm
< 300 mm
< 300 mm
< 300 mm
< 300 mm
< 300 mm
< 300 mm
ß
--> DIN 4124
ß
6
3
8
8