Legislation
SECTION 415
Head house and trap doors
Labor (LAB) CHAPTER 31, ARTICLE 15, TITLE 2
§ 415. Head house and trap doors. Every underground working over forty
feet deep shall have a proper head house and proper trap doors which,
when installed subsequent to the effective date of this act, shall be
constructed of fire-resistant material.
feet deep shall have a proper head house and proper trap doors which,
when installed subsequent to the effective date of this act, shall be
constructed of fire-resistant material.