Topcon Motorgrader, Operator'S Manual

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Grading Applications
Motorgrader System Five Operator’s Manual
5-8
• Example: 3.0% Cross Slope with 2 feet offset.
Figure 5-9.
On some jobs, it may be more practical to secure the stringline
directly to the grade stake next to the hub. First, mark the lath with a 2
or 3 feet "hike up" or boot" above grade, just as you would to check
grade with an eye level or pulling a string across the street.
Figure 5-10.
2.0' OFFSET
2.0'
2 %
PROJECTED SLOPE
3.0% SLOPE X 2.00' OFFSET = .06'
RAISE
.06'
3.0% SLOPE
2
V
2
V
2
V