Stone masonry measurements



1. Perch, Masons' or Quarrymen's Measure. 16 1/2 feet long, 16 inches wide, = {22 cubic feet. 12 inches high. To be measured in wall. 16 1/2 feet long, 18 inches wide, = {24.75 cubic feet. 12 inches high. To be measured in pile.

1 cubic yard = 3 feet X 3 feet X 3 feet = 27 cubic feet.

The cubic yard has become the standard for all contract work of late years.

Stone walls less than 16 inches thick count as if 16 inches thick to mason; over 16 inches thick each inch additional is measured.

_Bricks required for Walls of various Thickness.--Number for each Square Foot of Face of Wall._

Cubic yard = 600 bricks in wall.

Perch (22 cubic feet) = 500 bricks in wall.

To pave 1 sq. yard on flat requires 41 bricks.

To pave 1 sq. yard on edge requires 68 bricks.





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