Rework Hurts People & Projects. Some key headlines are: Workers have 70% greater probability of being injured while attending to rework, The direct costs of Construction rework eroded the profit margins of a Tier One contractor by 19.4% over a nine year period. 39% of H&S incidents occur during rework. The webinar covers: Full findings of the research Its impact on safety and cost (with case studies). Some suggested actions and recommendations. Best practice QA & Improvement tools. Quality culture.