LAYING OFF ‑‑ REPORTING FOR
DUTY ‑‑ DISPLACEMENTS
(a) Yardmen desiring to lay off must obtain authority as much as possible in advance but not less than one and one‑half hours prior to the starting time of the assignment.
(b) Assigned yardmen reporting for duty after laying-off will do so not less than three hours before the starting time of their assignment.
(c) A yardman with right of displacement will exercise such right no later than 10:00 PM for the first shift, 11:00 AM for the second shift, and 6:00 PM for the third shift.