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TM
Stairs —
Your local code prohibits risers greater than 7-1/2 Inches. You need
of 15 Feet 5 Inches. Calculate all stair values. Use the “Riser
Limited” function (second function of the s key) to calculate a riser
height that does not exceed the stored Desired Riser Height of 7-1/2
Inches.
KEYSTROKE DISPLAY
1. Enter Rise and Run:
o o 0.
1 0 f 1 i r RISE 10 feet 1 inch
1 5 f 5 i R RUN 15 feet 5 inch
2. Find stair values using “Riser Limited”:
Ç s (Riser Limited) R-HT 7-1/8 inch
s RSRS 17.
s R+/– 1/8 inch
s T-WD 11-9/16 inch
s TRDS 16.
s T+/– 0 inch
s OPEN 12 feet 2-1/16 inch
s STRG 18 feet 1-5/16 inch
s INCL 31.64°
s RUN
STORED
15 feet 5 inch
s RISE
STORED
10 feet 1 inch
s R-HT
STORED
7-1/2 inch
s T-WD
STORED
10 inch
s HDRM
STORED
6 feet 8 inch
s FLOR
STORED
10 inch
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