PAGE 2.2 - 50 OPERATION MARK IV HD J2 TAMPER
REVISED 10 -2020 JUPITER II BULLETIN 5082505
2.2
2.2.16 Throws Graph Panel - See Figure 2.2-31
1. The Surface Graph Panel on the Work or Tie Finder Screens displays the following:
(1) Surface Graph
(2) Manuals Correction Info Box
(3) Direction Indicator - Left
(4) Direction Indicator - Right
2. While tamping, the machine is assumed to be currently positioned at the bottom of the
Throws Graph Panel (1). The panel indicates the next 150 feet of lateral track movement.
The horizontal gray lines are 100 feet apart. The horizontal light cyan line indicates where
a lining transition point lies when the fitted recorded track data is played back.
3. The numerical value in the Manual Correction Info Box (2) is the total manual correction to
throws that has been entered since work operations have commenced. The left (3) or right
(4) red arrow Direction Indicator indicates the direction in which the manual correction is
being applied.
4. Throws are computed automatically by the built-in curve fitting functions. Throws may be
manually adjusted by the operator using the "rubber banding" edit control points available
from the Expanded Track View Screen.
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