Principal types of dredges include hydraulic pipeline types (cutterhead, dustpan, plain suction, and side caster), hopper dredges, and clamshell dredge. The dredging methods employed by the Corps vary considerably throughout the United States. The types of equipment used, by both the Corps and private industry, and the average annual amount of dredging associated with each type are shown in Figure 3-1. Factors Determining Equipment SelectionĪ. Guidance is provided for selection of the best dredging equipment and techniques for a proposed dredging project to aid in planning and design.ģ-2. This chapter includes a description of the dredging equipment and techniques used in dredging activities in the United States and presents advantages and limitations for each type of dredge. For a complete version of this document click here.
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