Table 1.

A standard five-week shift plan for Plant A and B.

	Week 1							Week 2							Week 3							Week 4							Week 5
Weekday	1	2	3	4	5	6	7	1	2	3	4	5	6	7	1	2	3	4	5	6	7	1	2	3	4	5	6	7	1	2	3	4	5	6	7
Plant A			E	E	E				N	N			D	D	E	E	N	N				D	D	D	D	D							N	N	N
Plant B	D	D	D	D					N	N	N	N					E	E		N	N	N				D	D	D	E	E

D = Dayshift, E = Evening shift, N = Nightshift. Yellow color = 8 h duration of shift, Red color = 12 h duration of shift.