OSH coordinator on the construction site, work safety specializing in construction sites and construction companies, preparation of the OSH plan, OSH and PO training for construction workers, training for work at heights (non-rope technology), processing of risks for construction activities, implementation of control activities on construction sites with a focus on health and safety, training from 50/1978 on professional competence in electrical engineering (§§3, 4) and other technical and organizational services in the field of health and safety.