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Cubic Yards of Cut/Fill
— Grid Cell Method
The four corner elevations of a Grid cell
are 75.4 Feet, 77.5 Feet, 74.6 Feet, and
80.5 Feet. If the proposed elevation is 83
Feet, and the Area of the Grid is 2,000
Square Feet, what is the Volume (in Cubic
Yards) of cut or fill required for this Grid
cell?
KEYSTROKES
1. Clear calculator:
o o
Find average Existing Grid Elevation
2. Enter first through fourth elevation (in
Memory):
7 5 • 4 f µ
7 7 • 5 f µ
7 4 • 6 f µ
8 0 • 5 f µ
3. Find total:
® µ
4. Find average:
µ
P
TTL
R
OCKET
EFERENCE
M+ 75.4
M+ 77.5
M+ 74.6
M+ 80.5
308.
STORED
AVG 77.
G
— 34
UIDE
DISPLAY
0.
M
FEET
M
FEET
M
FEET
M
FEET
M
FEET
M
FEET
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