The objective of a technical drawing is to provide sufficient information for others to replicate the depicted object accurately. This entails including specific details presented in various ways. Firstly, drawings can be to scale, meaning that measurements on the drawing correspond accurately to those of the actual object being produced. The scale factor, indicating the relationship between the drawing and the real object, is typically mentioned in the title block. For instance, a 1:1 scale implies a direct correlation, while a 1:4 scale means the drawing is four times smaller than the actual object, and vice versa. In scaled drawings, precise measurements or dimensions may not be necessary on the drawing itself; the focus is primarily on the accuracy of the representation.

Alternatively, dimensioning is another method used to convey information about the drawing. Dimensions are explicit measurements indicating the size of various aspects of the depicted object. While different unit types can be employed, it's crucial to note if the drawing is not to scale and relies solely on dimensions to communicate design specifications. This notation, typically "NTS" (not to scale), ensures clarity for viewers interpreting the drawing.


Always exercise care and precision while using the engineering scale tool, ensuring proper alignment and accurate reading of measurements.





Answers: 1) 16'-2"  2) 12'-6"  3) 1'-3"