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Facts about manual planning and known constraints

In this sections we want to keep record of all known constraints so far and further facts about the manually scheduling process.

• normal shift table:

Monday - Friday			Saturday, Sunday, Holiday
#Workers	Time Slot	Name	#Workers	Time Slot	Name
1	6 - 14	WD1	1	8 - 15	WE1
1	14 - 20	WD2	1	9 - 17	WE2
2	13 - 21	WD3	1	14 - 20	WE3
			1	13 - 21	WE4

• Nachtbereitschaft (NB) shift table:

Sunday - Thursday	Name: NB1	Friday, Saturday, Holiday	Name: NB2
#Workers	Time Slot	#Workers	Time Slot
1	20 - 22	1	20 - 22
	22 - 6 "Bereitschaft"		22 - 8 "Bereitschaft"
	6 - 8

• only specific employees are allowed to do NB shifts
• employess can be devided into:
  • Fachkräfte FK
  • Hilfskräfte HK
• at this times there has to be at least one FK available:
  • Monday - Friday: 6 - 21
  • Saturday, Sunday, Holiday: 8 - 21
• employees are allowed to work part time, to save and reduce overtime
• #days off = #Saturdays + #Sunday + #Holidays
• employees are not aloud to work more then 10 days in a row (#working hours doesn't matter)
  • if employee works 10 days in a row, 3 days off have to follow (or even 4 days if employee wants to)
• between end of the last shift and start of the next one has to be a gap of at least 10 hours
  • Exception: During NB it is allowed to work 16 hours in a row if working and resting hours are in ratio of 1:1

Infos about initial plan

The following information are already given by the employees before an initial shift plan is created:

• days of abscense (vacation, days of rest, education)
• time slots they want and don't want to work

Further information

• It would be of big help if the program could calculate the number of used and available slots
  • formular for quick estimation: 5 (time slots per day) * #days/month