Calculated Industries 4325 - Manual (Page 32)

P
OCKET
R
EFERENCE
G
UIDE
— 28
Finding Slope Ratio/Percent Grade
What is the Slope Ratio and Percent
Grade of a lot that drops 3 Feet 6 Inches
over 20 Feet?
KEYSTROKES DISPLAY
1. Clear calculator:
o o 0.
Solve for Slope ratio
2. Enter Drop (as Height):
3 f 6 i h
HGHT 3
FEET
6
INCH
3. Enter Distance (as Width):
2 0 f W
WDTH 20
FEET
0
INCH
4. Find Slope Ratio:
Í SLP 0.175
Solve for degree of Slope
5. Find Degree of Slope:
Í SLP 9.93°
Solve for Percent Grade
6. Find Percent Grade:
Í %GRD 17.5