P
OCKET
R
EFERENCE
G
UIDE
— 27
3. Solve for Drop:
h
HGHT 2
FEET
2-1/4
INCH
Solve Drop Using Percent Grade
4. Enter 5% Grade:
5 Ç Í
(%Grade)
%GRD 5.
5. Solve for Drop:
h
HGHT 1
FEET
3
INCH
Solve Drop Using Slope ratio
6. Enter 4:1 Slope:
4 Ç ÷
(1/x)
0.25
Í
SLP 0.25
7. Solve for Drop:
h
(Depth)
HGHT 6
FEET
3
INCH