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Apr 02, 2008	The dynamic ramming technique For the dynamic pipe installation according to the ramming technique pneumatically driven pipe ramming machines are used. These machines enable the economic installation of open steel pipes as casing or product pipes up to 4000 mm diameter over lengths up to 80 m in soils of the classes 1 – 5 (partly even class 6 – easily soluble rock) without jacking abutments.

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