Reglamento General de Seguridad e Higiene Industrial, Cap. VI -- Montacargas de Trabajadores. No incluido en el índice bajo la Ley Núm. 149 de 12 dic, 2005

supported and guided below the car frame that the clearance specified in Rule 205.10 for the safety parts are maintained during normal operation. The auxiliary safety plank shall be so designed that the maximum stresses in the plank shall not exceed those specified for similar car frame members in Section 203. 6. The rail-gripping device of auxiliary safety plank shall be so arranged and connected as to prevent the plank from being out of level more than onehalf (1/2) inch in the length of the plank when the safety is operated to stop the car. 7. An electric switch shall be provided and so arranged and connected that the elevator cannot be operated by means of the normal operating device if any buffer is compressed more than ten (10) per cent of its stroke. 8. Means shall be provided to prevent operation of the elevator by means of the normal operating device if the oil level in any buffer is below the minimum allowable level (See also Part 1, Section 107, Rule 107.1a). USAS, A17.1 -SECTION 212-