Stairs - Given Only The Floor-To-Floor Rise; Entering Other Than 7-1/2 Inch Desired Riser Height - Calculated Industries Construction Master 5 Reference Manual

Stairs — Given Only the Floor-to-Floor
Rise; Entering Other Than 7-1/2 Inch
Desired Riser Height
Find stair values if the Floor-to-Floor Rise
is 12 Feet 6 Inches, and the desired Riser
Height is 8 Inches:
KEYSTROKE
1. Enter desired Riser Height and Floor-to-
Floor Rise:
o o
8 i Ç 7
1 2 f 6 i r
2. Calculate stair values:
s
s
s
s
s
s
s
s
s
s
s
s
*Note: Run is calculated based on Tread values,
as it was not entered. The Total Run of a stair-
way is equal to the width of each Tread multi-
plied by the number of Treads.
P
STRG 19
RISE
R
OCKET EFERENCE
R-HT
RISE 12
R-HT 7-7/8
R+/– – 0-3/8
T-WD
STORED
FEET
RUN 15
12
STORED
R-HT
T-WD
STORED
G
UIDE
DISPLAY
8
STORED
6
FEET
RSRS 19.
10
TRDS 18.
T+/– 0
1-1/8
INCL 38.22°
0
FEET INCH
6
FEET
8
STORED
10
— 37
0.
INCH
INCH
INCH
INCH
INCH
INCH
INCH
*
INCH
INCH
INCH