POCKET REFERENCE GUIDE — 37
Stairs — Given Rise and Run
You’re going to build a stairway that has a
floor-to-floor Height of 10 Feet 1 Inch, a
run of 12 Feet 5 Inches, and a desired
riser Height of 7-1/2 Inches (default). Find
the stair values:
KEYSTROKE DISPLAY
1. Enter rise and run:
o o 0.
1 0 f 1 i h
HGHT 10 FEET 1 INCH
1 2 f 5 i l
LNTH 12 FEET 5 INCH
2. Recall stored 7-1/2” desired riser Height,
then find the stair values:
® 7
R-HT 7-1/2
INCH
s R-HT 7-9/16 INCH*
s
RSRS 16.
s
R+/– 0 INCH
s T-WD 9-15/16 INCH*
s
TRDS 15.
s
T+/– 0-1/16 INCH
s OPEN 9 FEET 10-1/4 INCH
s STRG 15 FEET 7-5/16 INCH
s INCL 37.27°
* in the display means that the calculated riser
Height exceeds the desired (stored) riser Height, or
the calculated tread Width is below the desired
(stored) tread Width.
STORED