Determine the rise and tread for the outside stairs of a TO building with a total rise of 38 inches. Check it by
17.
the rules given. (Para 3-11b)
In constructing steps for a barracks, plans call for the use of 2 x 12 lumber for treads. The stair stringers have
18.
four 7-inch risers and a bottom riser. What height cut (in inches) should be made for the bottom riser? (Para
3-12b, (4))
When roof jacks are not available a piece of sheet metal can be used to carry a stove pipe through the roof of
19.
TO structures. What is the minimum distance in inches that sheathing and other wood may be to the pipe?
(Para 3-14a)
When a stovepipe goes out through a wall instead of the roof, what is required for fire prevention at that type
20.
of installation? (Para 3-14b(1))
3-18
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