0 a system in which different groups of workers work somewhere at different times of the day and night:
1 a system in which groups of employees work for different agreed periods during the day and night:
Some services (such as the police) depend absolutely on shiftwork and unsocial hours.
No-one positively likes working at nights, or shiftwork.
Some problems could arise with piecework or shiftwork, or where there are no normal working hours.
Shiftwork is already lawful for women not employed in factories ; that is to say, about three-quarters of the women in employment.
This will relate not only to shiftwork but to overtime, meal breaks, rest periods and length of working spell.
Shiftwork is general in the rail industry and its pattern is highly irregular.
A poor work environment can exacerbate the strain of shiftwork.
