((a)) ** .—** In carrying out this subchapter and regulations prescribed under , the Secretary of Transportation may—

((1)) conduct and make contracts for inspections and investigations;

((2)) compile statistics;

((3)) make reports;

((4)) issue subpenas;

((5)) require production of records and property;

((6)) take depositions;

((7)) hold hearings;

((8)) prescribe recordkeeping and reporting requirements;

((9)) conduct or make contracts for studies, development, testing, evaluation, and training; and

((10)) perform other acts the Secretary considers appropriate.

((b)) ** .—** In conducting inspections and investigations under subsection (a) of this section, the Secretary shall consult, as appropriate, with employers and employees and their authorized representatives and offer them a right of accompaniment.

((c)) ** .—** The Secretary may delegate to a State receiving a grant under those duties and powers related to enforcement (including conducting investigations) of this subchapter and regulations prescribed under this subchapter that the Secretary considers appropriate.