Large pile-driving vessels play an essential role in ... Measuring 28 metres (92 feet) in length and nearly 2 metres in diameter, the hydraulic cylinder is as tall as a 10-storey building, CCTV ...

Upon driving an H-pile to refusal, the operator deftly executes ... in summer 2015 before the RM 20 with an HRS 5 Accelerated Hydraulic Hammer took up a permanent position on the site.

JJA had never used a Junttan pile driving rig but had seen them used ... We don’t have that issue with the Junttan hydraulic hammer.” Although JJA has experience installing batter piles ...

Its hydraulic cylinder ... piles weighing up to 700 tons with diameters of up to 7 meters. Its advanced pile-driving positioning system, which leverages offshore satellite differential technology ...