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

Buffers of the spring, oil, or equivalent type shall be installed under the cars and counterweights of passenger elevators having a rated speed in excess of fifty (50) feet per minute, and under the cars and counterweights of freight elevators having a rated speed in excess of seventy-five (75) feet per minute. Note: Rule 109.1b requires buffers under all