|
|
|
|
|
The drilling, charging, and firing of several rows of vertical holes along
a quarry or opencast face. The holes may be spaced in the square pattern
with delay detonators in the rows as well as row by row. The spacing of
the holes will vary according to their depth, diameter, and the type of
rock. See also: small-diameter blastholes
|
|
About Us DeveloDex™ OptiMall™ Success Tools Tabularium™ WebRef™
|
