Trench Digging
Digging trenches is one of the oldest types of work
with both construction and excavating. Prior to World
War 2, trenches were dug by hand. As workers dug the
trenches deeper, the sides needed to be shored or
supported, to keep the walls of the trench from caving
in.
Following the World War, several innovations were made
in backhoes, and trench digging seemed to fade away
as
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