不好给它分类，英文介绍：
An order from the Dutch company Dosbouw led to this unique excavator, which was constructed in 1983/1984 on the basis of SW 760th The machine should sell for bank stabilization rock accurately underwater.
This required a 17 m long leader and one is 51 m long guided Kelly bar are made, developed a new framework and a second drive unit are installed below the ballast box. At the kelly bar was attached to a steel frame and a network of existing chains basket which had a capacity of nearly 17 cubic meters. Excavator side to open the cage was tilted under water through the ropes and be emptied.
After completion of work on the Eastern Scheldt was the giant excavators are no longer used. It was dismantled and parts sold on it.
=====================
大意：
制造于1983-1984年，斗杆51米，用绳索控制网斗的开合，斗容量17立方，工作重量520吨米，操作室顶高度8米，做完这个工程后，就拆了
设计图
它的基础是SW 760
|
