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In French Guyana, SOGEA, a well known French company has been awarded the piles of a bridge near the Leblond canal near Cayenne. For this, a PTC Vibrodriver 30HV has been chosen drive 400mm steel tubes on a depth of 11.8 m in a mud and silt soil; after 11m the soil being granite. The PTC is being mounted free hanging on a 60 t Locatelli mobile crane with telescopic boom.The 30HV Vibrodriver is mandatory here. It prevents resonance vibrations to be transmitted to the hoist cylinder of the crane.
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PTC is the only manufacturer which offers standard frequency vibrodriver with Variable amplitude.
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| PTC 30HV Vibrodriver |
· The PTC 30HV Vibrodriver (Standard Frequency with progressive Variable amplitude) is equipped with a Duplex 2x55 t clamping head.
· A BSP CX85 hydraulic hammer of 7t drop weight with 83 kNm energy is used to drive into the granite last metres.
· The PTC 400DO power pack with a Deutz engine of 238 kW and open loop circuit provides the energy for both vibrodriver and hydraulic hammer. It is a multipurpose power pack
nice.
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Waterproofing