(1) Adequate shelter facilities, located in tool houses or other suitable buildings, consisting, as in the individual case may be necessary, of the following appliances, installed and maintained as specified, shall be furnished by all railroad companies under the jurisdiction of this Commission for regularly assigned maintenance of way employees, at points where such employees are required to report for duty or are relieved from duty, as, in the judgment of the commission, after investigation, and hearing, such facilities, or any of them, are necessary for the welfare and health of the above mentioned employees:
(a) There shall be provided space, adequate for the number of employees using said facilities, where employees may change their clothing, furnished with tables and benches or chairs in accordance with the number of employees using the facilities. Where lockers are not now provided, a sufficient number of metal lockers shall be provided to meet the requirements of said employees.
(b) During the period of the year in which insects are prevalent, screens will be furnished for the windows and doors.
(c) The space designated as shelter will be partitioned, sealed and adequately heated and lighted.
(d) Where running water and sewerage facilities are reasonably available, flush toilets and washing facilities will be provided. Otherwise, an outside toilet will be furnished and maintained in accordance with the provisions of ARM 38.4.507, provided, however, the provisions of this sub-section shall not be applicable where toilets and washing facilities are otherwise made reasonably available for maintenance of way
(e) If necessary, a sufficient supply of safe running or well water will be made reasonably available, and single service paper drinking cups will be furnished.