User`s guide

Table Of Contents
436 Chapter 5: Altering Objects
Imperial Units
1.
Open the drawing you saved from the previous challenge exercise, or open I_ARCH-Challenge-
CHP05.dwg.
2.
Create the geometry to represent a wall 7" thick, working on the basis that the original lines you
created represented the outside of the exterior and structural walls. The image shows the bottom
stairwell. Note that the lines you drew for the stairwell in the Chapter 2 challenge exercise were
dimensioned from the outside wall to the leading, or inside, edge of the wall. Complete all of the
exterior walls.
Add the door opening to the lower staircase to match the opening in the upper staircase.
3.
Add a 3'-0" door opening in the right wall, positioned as shown in the image.