projects and their delivery schedules. The quality parameters for the
programme should be established in as much detail as is necessary to
provide individual projects with clear direction regarding the necessary
quality criteria. For instance, in a transport programme, the level of
quality of rolling stock should be defined and be consistent as far as
possible across the programme. This avoids individual projects setting
de facto standards that subsequently have an impact on other projects in
the programme and provides guidance to projects where no equivalent
or comparative projects exist. Without this information, projects are
forced to operate in a ...