Posted By Neil Pearson
You need a format and a team of people to progress the plan. Plus the risk assessments, inspections, new developments reports, audits etc to generate actions from outside the meetings. You need a competent person (qualified, with experience) to advise and facilitate the process.

This question is too big to be addressed on this forum. First have a look at the free guidance on the HSE web site at www.hse.gov.uk.