P
OCKET
R
EFERENCE
G
UIDE
— 32
Finding Drop or Fall
What is the total Drop over 25 Feet for a
4:1 Slope? For a 5 Degree Slope? For a
5% Grade?
KEYSTROKE
DISPLAY
1. Clear calculator:
o o
0.
Solve Drop Using Slope ratio
2. Enter 4:1 Slope and Width:
4 Ç d
SLP 4.
2 5 f W
WDTH 25
FEET
0
INCH
3. Solve for Drop:
d
DPTH 6
FEET
3
INCH
Solve Drop Using Slope degree
4. Enter 5° Slope:
5 Ç 0 Ç d
SLP 5°
5. Solve for Drop:
o d
DPTH 2
FEET
2-1/4
INCH
Solve Drop Using Percent Grade
6. Enter 5% Grade:
5 Ç W
%GRD 5.
7. Solve for Drop:
o d
DPTH 1
FEET
3
INCH
4320PRG-E-A 6/16/04 7:53 AM Page 32
