What Are The Different Drawing Conventions?

Architectural drawings are made according to a set of conventions, which include particular views (floor plan, section etc.), sheet sizes, units of measurement and scales, annotation and cross referencing .

What are conventions in CAD?

The CSA convention is a conceptual scheme that permits the layers of any CAD model to be accessed according to logical analytic categories that are meaningful and useful for Page 2 a specific project.

What are line conventions for sketching working drawings?

The following are rules that govern line precedence in sketches and technical drawings. Object lines take precedence over hidden and center lines . Hidden lines take precedence over center lines. Cutting plane lines take precedence over all others.

What is a drafting convention?

Drafting Conventions means the rules on interpretation specified in Section 2 of this Appendix A.

What are architectural drawing conventions?

Architectural drawings are made according to a set of conventions, which include particular views (floor plan, section etc.), sheet sizes, units of measurement and scales, annotation and cross referencing .

What are basic drawing conventions?

Drawing conventions are symbols used to depict natural and man-made features in a simple but understandable format . For consistency and clarity, please can you use the two types of drawing convention detailed below (1) for your Location Sketch, and (2) for your Panel Sketch.

What are the 6 types of construction drawings?

• Plans.
• Interior and exterior elevations.
• Building and wall sections.
• Interior and exterior details.
• Schedules and room finishes.
• Framing and utility plans.

What are the 4 basic components of an engineering drawing?

• Dimension Text.
• Dimension Line andArrows.
• Extension Lines.
• Gap.

What are different methods of dimensioning?

The basic types of dimensioning are linear, radial, angular, ordinate, and arc length . Use the DIM command to create dimensions automatically according to the object type that you want to dimension.

What is the necessity of dimension a drawing?

The purpose of dimensioning is to provide a clear and complete description of an object . A complete set of dimensions will permit only one interpretation needed to construct the part. Dimensioning should follow these guidelines. Accuracy: correct values must be given.

What are the 12 types of lines?

• Object lines. shows the contour or outline of objects.
• Hidden lines. represents features that are hidden in current view.
• Centerlines. locates the center of circles and arcs.
• Extension lines. show the extinct of a dimension.
• Dimension lines. ...
• Leader lines. ...
• Cutting-plane lines. ...
• Viewing-plane lanes.

What is section line in drawing?

Section lines are special lines placed on a drawing which indicate the area of the drawing through which an imaginary cut has been made to reveal internal details . These lines are drawn at full density and should be drawn at certain dimensions.

What is phantom line in drawing?

Phantom Line

Phantom lines are long-short-short-long lines most often used to show the travel or movement of an object or a part in alternate positions . It can also be used to show adjacent objects or features.

What are two different meanings for convention?

1 : an agreement between nations for regulation of matters affecting all of them . 2 : an agreement enforceable in law : contract. 3 : an assembly of persons met for a common purpose especially : a meeting of the delegates of a political party for the purpose of formulating a platform and selecting candidates for office.

What is the most commonly used drafting standard?

The American National Standards Engineering Drawing and Related Documentation Practices (ASME Y14/ANSI Y14) contains the most widely accepted set of engineering drawing standards in the United States.

What are the common symbols for dimension?