Orders, requirements, decisions, interpretations and determinations. The Board may reverse or affirm, wholly or partly, or may modify the order, requirement, decision, interpretation or determination appealed from, and shall make such order, requirement, decision, interpretation or determination as in its opinion ought to have been made in the matter by the administrative official or body charged with the enforcement of this chapter, and to that end shall have all the powers of the administrative official or body from whose order, requirement, decision, interpretation or determination the appeal is taken.