Advantages and disadvantages of manual drawing

Advantages And Disadvantages Of Computer Aided Design (CAD) Over Manual Drafting. The advantages of CAD include: the ability to producing very accurate designs; drawings can be created in 2D or 3D and rotated; other computer programmes can be linked to the design software. With manual drafting, you must determine the scale of a view before you start drawing. If you are on site it is far easier to use a manual drawing as you are able to get a better perspective and scale. Easy to modify a manual drawing. You do not need as much technical ability. You always have a hard copy. Disadvantages; Takes a long time to post or fax the drawing to the client. Need a large, light area to set out and work on the drawing.  · Advantages And Disadvantages Of Manual Engineering Drawings With Tolerances. The Advantages Disadvantages of Drafting Media. While drafting by hand is the foundation for designing, it is often less practical in today's workplace. Most engineers and architects use CAD, computer- aided drafting, programs that allow for drawings that are more mathematically precise .

If you are on site it is far easier to use a manual drawing as you are able to get a better perspective and scale. Easy to modify a manual drawing. You do not need as much technical ability. You always have a hard copy. Disadvantages; Takes a long time to post or fax the drawing to the client. Need a large, light area to set out and work on the drawing. Drawbacks of manual drawings. Drawing by hand requires a lot of patience and therefore the consequences of mistakes can be incredibly time consuming. As changes on CAD are so easily made it can encourage lackadaisacal behaviour which can cause mistakes which go unnoticed in this way hand drafting is better. Disadvantages Of Manual Drawings. Both formats have advantages and disadvantages. Unlike paper files that must be searched manually and often by memory, electronic files can be retrieved . Earlier the only source for draftsmen was pencil, stencil and paper for drawing sketches.

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