![]() The largest backhoe dredgers are transported by water with spuds that are designed to be tilted out of the water. Some newer backhoe pontoons may be self-propelled which offers more mobility between work sites. Custom-designed backhoe dredgers can dig at greater depths and have greater total installed power and therefore can be utilised more extensively and cost-effectively for larger projects. Advantagesīackhoe dredgers have become more and more popular for dredging and the modern backhoe dredger is now treated as one of the main classes of dredging vessel. In dredging operations both land-based and water-based backhoes may be used. ![]() ![]() It refers to the action of the shovel, which digs by drawing earth backwards, rather than scooping material with a forward motion like a steam shovel or a bulldozer or a dipper. The word “backhoe” does not refer to its location on the back of a vehicle or pontoon. The water-based backhoe dredger is a stationary, hydraulic crane mounted on a dedicated dredging pontoon that often has a rotating table. “Backhoe dredgers” are water-based excavators that evolved from the land-based backhoe. ![]() Land-based backhoes are typically mounted on the back of a tractor or front loader that has an undercarriage with wheels or with tracks. “Backhoes” are hydraulic excavators with a single digging bucket positioned on the end of a two-part articulated arm. ![]()
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