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3.
Installation conditions
Cover heights with telescopic dome shaft (Mini /
Maxi) in green area.
Mini telescopic dome shaft
Maxi / cast telescopic dome shaft
Cover heights with extension sleeve and telescop-
ic dome shaft, maximum.
(For use
In green areas only
–
not suitable for
trafficked areas.)
Cover heights with cast iron telescopic dome shaft
(class B) in area driven over by vehicles up to 3.5
tonnes without groundwater or standing groundwa-
ter, see also 7.3.
Cover heights with cast or HGV-bearing telescopic
dome shaft
(with cover class B or D
–
provided by customer),
in area driven over by HGVs
–
without groundwa-
ter or standing groundwater, see also 6.2.3. and
7.4.
Please note:
HGV can only be driven over if a
self-supporting, (Steel)-reinforced concrete bridge
is installed.
Cover heights for installation in groundwater - the
hatched area shows the permissible submersion
depth of the shaft, see also 6.2.2.
(For use
In green areas only
–
not suitable for
trafficked areas.)
140-440
Teleskop-Domschacht
Maxi / Guss
140-340
Teleskop-Domschacht
Mini
max. 1200
>400 <1000
max. 500
Max.
Max.
>300 <600