Unformatted text preview: should never use your scale to draw lines. It should
be used only for measuring. 1. Identify the scale shown on the plans by the
architect, engineer or fire protection contractor
(i.e., 1/8 = 1 foot; 1:40).
2. Select the object you wish to measure, and select
the appropriate architect or engineer scale (tool).
3. Align your scale tool with the selected scale to
verify they match. During blueprint reproduction,
the image size may be adjusted to fit the paper so it
may not represent precisely the scale the designer
intended to use.
4. Correctly align the “0” with one end of the object
as a starting point, and identify the object’s end
point. The corresponding number on the scale tool
represents the object’s length when built.
Example No. 1:
The drawings state that the scale is 1/8 inch equals
1 foot. Using your architect scale, select the face of
the tool with the 1/8 mark in the upper left-hand
corner. Lay the “0” point at the extreme left end
of this line, and read the corresponding value at the
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This document was uploaded on 02/26/2014 for the course ES 302 at Western Oregon University.
- Spring '13