Actions of the Board in exercising powers concerning appeals. In
exercising the above-mentioned powers concerning appeals, the Board
may, in conformity with law and the provisions of this chapter, reverse
or affirm, wholly or partly, or may modify the order, requirement,
decision, or determination appealed from and make such order, requirement,
decision, or determination as ought to be made, and to that end shall
have all the powers of the officer from whom the appeal is taken.