Slings and Rigging Hardware Bureau of （索具和操纵硬件局）.pdfVIP

Section 18 Slings and Rigging Hardware Section 18, “Slings and Rigging Hardware,” sets forth the requirements for using slings, chains, and accessories. It specifically addresses using alloy steel chains, wire rope slings, synthetic web slings, synthetic roundslings, shackles, and other rigging hardware. 18.1 General Requirements 18.1.1 Standard Criteria. The Rigging Manual, latest edition, published by the Construction Safety Association of Ontario, 21 Voyager Court South, Etobicoke, Ontario, Canada, M9W 5M7, is the designated Bureau of Reclamation (Reclamation) Rigging Manual. Reclamation will use this manual as a guide to determine if rigging practices are safe and conform to industry-wide practices. Although used by Reclamation and contractors, both as a rigging manual and a training text, contractually, it is advisory in nature (except where specifically referenced) and intended only to complement the safety requirements set forth in Section 18. 18.1.2 Safe Usage. Use of ropes, slings, and chains must conform to equipment manufacturer’s recommendations, Section 18, applicable current American Society of Mechanical Engineers/American National Standards Institute (ASME/ANSI) standards (table 18-1), and Occupational Safety and Health Administration (OSHA) regulations. Table 18-1.— Rigging Standards Standard No. Title ASME/ANSI B30.9 Slings ASME/ANSI B30.10 Hooks ASME/ANSI B30.20 Below-the-Hook Lifting Devices ASME/ANSI B30.26 Rigging Hardware 18.1.3 Safe Working Loads. Determine the safe working load of slings, chains, accessories, and rigging equipment before use. The safe working loads of slings must not exceed the rated capacities or working load limit. The rated load is based upon materia