ISO 12236 – Geosynthetics – Static Puncture Test (CBR test) – Testing Equipment
5 Apparatus5.1 Testing machine.The testing machine shall be of class 1 or class 0 in accordance with ISO 7500-1 and shall be capable of the following:⎯ a constant rate of displacement of (50 ± 5) mm/min;⎯ recording force and displacement;⎯ providing an autographic read-out of force and displacement.5.2 Plunger.A stainless steel plunger with a diameter…
