A dredge is defined as an apparatus used for an excavation activity that is carried out at least partially or fully submerged underwater, with the purpose of gathering up bottom sediments and disposing of them at a different location. 


Dredge Classifications


What is Dredging?

Dredging is an excavation activity in which materials are recovered from beneath the water's surface. The purpose of dredging is generally to gather bottom sediment and either dispose it at a different location or use these sediments in various products. For example, sand and gravel are used in concrete mixtures. There are many uses for dredges, all of which vary and require different types of dredging equipment. Below are some application examples, with some suggestions for dredge selections.