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Shift planning calculator

Shift patterns: from two-shift to five-shift systems

How many crews does round-the-clock operation take, and how many hours does each person then work? Below, four common shift systems are worked through with Tiveo’s shift times, and the calculator further down lays out the rotation from any date.

Two-shift system

Early and late shifts swap weekly, Monday to Friday. Nights and weekends are off.

Rotation over 14 days

  1. E
  2. E
  3. E
  4. E
  5. E
  6. ·
  7. ·
  8. L
  9. L
  10. L
  11. L
  12. L
  13. ·
  14. ·
crews
2
hours a week
40
shortest rest
15.5 h
nights in a row
0

Staffed: Monday to Friday

E Early shift 06:00–14:30 · L Late shift 14:30–23:00

Logistics, retail, workshops

Built into Tiveo as an industry template

Three-shift system

The crew moves on one shift each week: early, late, night. Weekends are off.

Rotation over 21 days

  1. E
  2. E
  3. E
  4. E
  5. E
  6. ·
  7. ·
  8. L
  9. L
  10. L
  11. L
  12. L
  13. ·
  14. ·
  15. N
  16. N
  17. N
  18. N
  19. N
  20. ·
  21. ·
crews
3
hours a week
37.5
shortest rest
16 h
nights in a row
5

Staffed: Monday to Friday

E Early shift 06:00–14:00 · L Late shift 14:00–22:00 · N Night shift 22:00–06:00

Production without weekend operation

Built into Tiveo as an industry template

Four-shift system

Two earlies, two lates, two nights, then two days off, weekends included.

Rotation over 8 days

  1. E
  2. E
  3. L
  4. L
  5. N
  6. N
  7. ·
  8. ·
crews
4
hours a week
39.4
shortest rest
16 h
nights in a row
2

Staffed: round the clock, 7 days

E Early shift 06:00–14:00 · L Late shift 14:00–22:00 · N Night shift 22:00–06:00

Fully continuous production

Five-shift system

Like the four-shift system, but with four days off after the nights, so the average week is shorter.

Rotation over 10 days

  1. E
  2. E
  3. L
  4. L
  5. N
  6. N
  7. ·
  8. ·
  9. ·
  10. ·
crews
5
hours a week
31.5
shortest rest
16 h
nights in a row
2

Staffed: round the clock, 7 days

E Early shift 06:00–14:00 · L Late shift 14:00–22:00 · N Night shift 22:00–06:00

Ambulance service, security, continuous shifts

Built into Tiveo as an industry template

Lay out the rota

Pick a pattern and a crew, enter the first day of the rotation: the calculator lays out four weeks. The crews start staggered so every shift is covered.

A Monday for the weekly patterns

Week 1

  1. E
  2. E
  3. L
  4. L
  5. N
  6. N
  7. ·

Week 2

  1. ·
  2. E
  3. E
  4. L
  5. L
  6. N
  7. N

Week 3

  1. ·
  2. ·
  3. E
  4. E
  5. L
  6. L
  7. N

Week 4

  1. N
  2. ·
  3. ·
  4. E
  5. E
  6. L
  7. L

What matters in a shift pattern

  • Rotate forwards: early, then late, then night. That is what occupational science recommends, and all four patterns here do it.
  • As few night shifts in a row as possible, and a long rest after the last one.
  • Allow at least 11 hours of rest between two shifts (§ 5 ArbZG). The patterns here never drop below 15.5 h.
  • Night and shift work has to be organised according to established findings of occupational science (§ 6 (1) ArbZG).

Working Hours Act, full text (German)

Common questions

If your question isn’t here, ask the developers directly.

See shift planning
How many employees do I need to run round the clock?

One post round the clock is 168 hours a week. In the four-shift system four crews share that time, each on site about 42 hours a week; in the five-shift system five crews with about 33.6 hours. Leave, sickness and training come on top, which is why companies plan more people than there are crews.

How long may a shift be?

8 hours per working day, up to 10 if the average over six months or 24 weeks stays at 8 (§ 3 ArbZG). For night workers the period is shorter: one calendar month or four weeks (§ 6 (2) ArbZG).

Is Sunday work allowed?

Not as a rule: Sundays and public holidays are days of rest (§ 9 ArbZG). § 10 lists exceptions, for example emergency and ambulance services, hospitals and restaurants. Whoever works on a Sunday gets a substitute day of rest within two weeks, and at least 15 Sundays a year stay free (§ 11).

How do I set up a shift pattern in Tiveo?

As a pattern in shift planning: set up the rotation and shift types once, then apply it. That creates drafts for the planners to check and publish. Tiveo ships three of the four patterns here as industry templates.

What does the calculator not cover?

Public holidays, leave and sickness. It only lays out the rotation. In Tiveo, shift planning sees leave and absences while planning and shows where a shift stays open.

From pattern to finished rota

Rosters with demand, a check before publishing, open shifts, swaps and checklists, linked to leave and hours.