Pennsylvania Code
Title 34 - LABOR AND INDUSTRY
Part I - Department of Labor and Industry
Chapter 7 - ELEVATORS, LIFTS, ESCALATORS, DUMBWAITERS, HOISTS ANDTRAMWAYS
Subchapter K - DUMBWAITERS
Section 7.346 - Cables
Current through Register Vol. 54, No. 38, September 21, 2024
(a) Power-driven dumbwaiters shall be provided with one or more iron or steel hoisting cables, equivalent tapes, or chains. If cables are exposed to corrosion, they shall be covered with marline or other equivalent protective covering.
(b) The loads on hoisting cables shall be determined by the factors of safety as given in the following curve, in accordance with the rated speed of the car:
(c) The hoisting and counterweight cables of all power-driven dumbwaiters shall not be lengthened or repaired by splicing.
(d) The drum ends of new hoisting and counterweight cables shall be secured by clamps placed on the inside of the drums.
(e) Cables secured to winding drums shall have not less than one complete wrap of the cable around the winding drum when the car or counterweight has reached the extreme limit of its travel.