Section 296-96-02556. Minimum width, clearances, and access of pit ladders.

(1) ASME A17.1-2.2.4.2.2 The ladder rungs, cleats, or steps shall be a minimum of four hundred millimeters (sixteen inches) wide. When obstructions are encountered, the width may be permitted to be decreased to less than four hundred millimeters (sixteen inches). The reduced width shall be as wide as the available space permits, but not less than three hundred five millimeters (twelve inches).

(2) ASME A17.1-2.2.4.2.4 A clear distance of not less than one hundred fifteen millimeters (four and one-half inches) from the centerline of the rungs, cleats, or steps to the nearest permanent object in back of the ladder shall be provided. A permanent object is to include pipes, wiring, duct, switches, etc., protruding from the pit wall or structure.

(3) All pits shall comply with ASME A17.1-2.2.4.5 and shall include:

ASME A17.1-2.2.4.5(f) Separate pit access doors shall not be located where a person, upon entering the pit, can be struck by any part of the car or counterweight when either is on its fully compressed buffer.

(4) ASME A17.1-2.2.4.4 Pits shall be accessible only to elevator personnel. The owner or other authorized people may access the pit for retrieval, sump pump, drain, and 110VAC lighting service, only if they have been properly trained for pit access entry and a record of the training is kept on-site.

[Statutory Authority: Chapter 70.87 RCW. WSR 13-24-066, § 296-96-02556, filed 11/27/13, effective 1/1/14.]

Chapter 70.87 RCW. WSR 13-24-066, § 296-96-02556, filed 11/27/13, effective 1/1/14.