Treads are vertical members that provide changes in elevation between two adjacent stairs.

When the detailed estimate is completed, it should be checked by the ____ method.

Staircases that turn 180° incorporate the ____ style of stair.

Butterfly is a common floor joist style used in residential construction.

A ____ is used to indicate the centers of objects such as columns and fixtures.

A section cutting line marks the part of the drawing being cut to create a(n) ____.

A marking device such as an arrow, dot, or tick mark is placed at each end of a ____.

Which member is located above a window?

A site plan shows the location of the building on the lot.

While viewing a site plan, you notice that the contour lines have elevation numbers that increase toward the middle. This would indicate a ____.