Although the U.S. Bureau of Labor Statistics (BLS) does not provide information specific to the field of global marketing, the BLS did project that the employment of marketing managers will likely grow by about 12% between 2012 and 2022, a rate consistent with the average predicted for all occupations.
Divide the height of the staircase in inches by the intended rise of each step, also in inches, to assist in determining the stair stringer length. The riser height is up to you, though most building codes will not allow a height larger than 7 3/4 inches.
How to Calculate Stair & Step Riser Height & Tread Width: Stair rise & run design. 1  STAIR RISE & RUN CALCULATIONS - CONTENTS: Stair Building Calculations: simple arithmetic makes for safe stairs that fit the situation. Stair design basics: calculating step riser height, step tread depth, total rise, total run, intermediate platform lengths. Very low angle stairway design Stairway rule of thumb. Measure Actual Stairway Total Run Length & Total Rise Height. Stair Calculations by Direct Layout on the Stringer.