Recently, Nantong Zhenhua Heavy Equipment Manufacturing, a subsidiary of Shanghai Zhenhua Port Machinery (ZPMC), successfully completed a 6-day sea trial voyage of the 3,600T revolving derrick barge “Dianjian Zhigao”, which included over ten key sea tests such as sailing, mooring, and speed tests.
The revolving derrick barge “Dianjian Zhigao” has the ability of long-distance self-propelled, with a length of 182 meters, a beam of 49 meters, a depth of 15 meters, with a crew of 100 people. The vessel features a streamlined design, with the stern shape facilitating the installation of full rotation thrusters.
The stern of the vessel is equipped with a heavy-duty crane with a lifting capacity of 3600 tons at 40 meters (fixed rear crane) and 3000 tons at 45 meters (full rotation). The maximum lifting capacity is 3600 tons, with a lifting height reaching up to 130 meters above the deck. It is suitable for maritime engineering lifting operations such as offshore wind power foundation construction and offshore substations for installations below 25 MW.