U.S. Standard Architectural Drawing Sizes

US architectural drawing sizes and formats.

DesignationSize (mm)Size (inches)
ARCH A228.6 x 304.89 x 12
ARCH B304.8 x 457.212 x 18
ARCH C457.2 x 609.618 x 24
ARCH D609.6 x 914.424 x 36
ARCH E914.4 x 1219.236 x 48