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How the Architectural and ANSI Paper Sizes Differ

Reference Number: KB-00538 Last Updated: 12-09-2014 08:24 AM

The information in this article applies to:

Chief Architect Premier or Chief Architect Interiors or Chief Architect Lite

QUESTION


I would like to know the differences between and Architectural and ANSI paper sizes. Could you list the two of these for me?


ANSWER


Architectural and ANSI (American National Standards Institute) are two paper size standards commonly used in the United States. Below are the Architectural and ANSI paper sizes, listed in inches.


ANSI Sizes:

  • ANSI A (Letter) - 8.5" x 11"

  • ANSI A (Legal) - 8.5" x 14"

  • ANSI B (Tabloid) - 11" x 17"

  • ANSI C - 17" x 22"

  • ANSI D - 22" x 34"

  • ANSI E - 34" x 44"



Architectural Sizes:

  • Architectural A (ARCH A) - 9" x 12" 

  • Architectural B (ARCH B) - 12" x 18"

  • Architectural C (ARCH C) - 18" x 24"

  • Architectural D (ARCH D) -  24" x 36"

  • Architectural E1 - 30" x 42"

  • Architectural E - 36" x 48"