By the end of this chapter, you should be able to: Use scale rulers to determine actual dimensions from drawings. Scale drawings are accurate and convenient ...
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How to read scale on construction drawings?
The ratio is marked at the left end of the scale. For example, the scale of 1:50 means that 1 mm on the drawing represents 50 mm on the object. This means that the object is 50 times larger than the drawing of it. An object 450 mm long would be represented by a line 9 mm long (450 mm/50).
What does a thin line with a series of long and short dashes mean?
A Line with Alternating Short and Long Dashes
These are centerlines, and they can show up either in plan or elevation views. They mark the centers of objects for the sake of locating them for construction.
How to calculate drawing scale?
To find the scale factor, we divide the actual length by the length in the scale drawing.
How to scale down measurements for drawing?
Convert the actual measurements with the ratio.
When scaling down, divide the original measurements by the second number in your ratio. When scaling up, multiply the original measurements the first number.
By the end of this chapter, you should be able to: identify line types used in technical drawings; interpret dimensioning on technical drawings; use ...
By the end of this chapter, you should be able to: use sketching skills to draw straight lines and round circles; apply views to sketch 3d representations of ...
Activated Vitamin D3 (calcitriol) regulates blood calcium levels in concert with the parathyroid hormone and is critical for bone health. Less than 15 percent ...
Learn more about how Pressbooks supports open publishing practices. ... Select cell B3 and use the fill handle (small square in lower right corner of cell) to ...
Check your converted measurements against the drawn lines of your scaled image as you go along. Erase and adjust lengths as necessary. It may help to draw a ...