$4$

CHAPTER TEN

FIGURE $10\mathrm{.}52.$ Basement Plan View.

FIQURE $10\mathrm{.}53.$ Wall Section,ermine the amount of excavation needed for the basement in Figures $10\mathrm{.}52$ and $10\mathrm{.}53.$ A $1-$foot working distance is required and the excavation will be sloped $2$:$1(2$ vertical feet for every horizontal foot$).$ Hint: Calculate the excavation for each of the areas separately and add them together.low ow