Page 143 - Moving the Earth_ The Workbook of Excavation

ROCK, SOIL, AND MUD

ROCK, SOIL, AND MUD 3.37

FIGURE 3.28 Toe shooting.

up by blasting and sinking after being placed. This is liable to cause uneven settlement; in addition,
there is the danger of pockets or layers of muck getting included in the fill, due to miscalculation,
or partial failure of blasts, or rapid slumping after excavation. However, the stability of the fill
will always be greater than if it were simply laid on top of the swamp.

STABILIZATION

Dewatering. One method offers stability equal to that obtained in normal, dry fills, but at high
cost. The right of way can be dried up by draining, or well point or sump pumping, as described