Reglamento General de Seguridad e Higiene Industrial, Cap. IV -- Ascensores de personas. No incluido en el índice bajo Ley 149 de 12 dic, 2005

Hoistway Doors with Car Door or Gates. 112.6a - Where Required Art. 112.6a Sequence operations shall be provided under the following conditions: *1. Sequence opening and closing shall be provided for power-operated vertically sliding bi-parting counterbalanced or poweroperated vertically sliding hoistway doors which slide down to open, where used on passenger elevators or on freight elevators permitted to carry employees (See Part II, Section 207.4) in conjuction with a poweroperated vertically sliding car door or gate. Exception: Doors at openings used exclusively for freight. 2. Sequence closing shall be provided for power operated vertically sliding hoistway doors and vertically sliding car doors or gates which are closed by momentary pressure or by timing device. 112.6b* - Operating Requirements 112.6b The sequence operation of a hoistway door and adjacent power-operated vertically sliding car door or gate shall conform to the following: 1. In opening, the hoistway door shall be opened at least two thirds (2/3) of its travel before the car door or gate can start to open. USAS, A17.1 Ibid 2. In closing, the car door or gate shall be 112.6 b closed at least two thirds (2/3) of its travel before the hoistway door car start to closed. United States of America Stand-