Technical Notes: Wire Rope Dead Wraps
ANSI A10.5-1992, para. 14.5.2, page 9: |
3 wraps minimum |
| ANSI A10.22-1990, para. 4.10, page 10: Rope-Guided and Nonguided Worker's Hoists - Safety Requirements |
4 wraps minimum |
ANSI B30.5a-1990, para. 5-1.3.2 (a)(2)(a): |
2 wraps minimum |
| ANSI B30.6-1969, Derricks, page 7. para.s 6-1.3.2 (b) & 6-1.3.3 (b): |
2 wraps minimum |
| ANSI B30.7-1989, para. 7-1.2.2 (c)(1): Base Mounted Drum Hoists, page 11. |
2 wraps minimum |
| ANSI B30.7-1989, para. 7-3.2.2 (d): Base Mounted Drum Hoists, page 20. |
2 wraps minimum |
| ANSI B30.16b-1990, para. 16-1.2.6 (c): Overhead (Underhung) Hoists, page 14. |
2 wraps minimum |
| American Bureau of Shipping (ABS) 1990 Guide for Cert'n. of Drilling Systems: para. 5.21.3.1a, page 5-14. |
3 wraps minimum |
| Construction Safety Association of Ontario 1975 Rigging Manual, Spooling Capacity, p.19: |
2 wraps minimum |
| Det Norske Veritas (DNV) 1989 Rules for Cert. of Lifting Appliances: Section 5, para. B402, page 34. |
3 wraps minimum |
| Norwegian Standard Specification for Offshore Installations: Power Driven Winches for Personnel and Goods (Manriders): Doc.# M-SP-225, 1986 para. 2.6.1, p.12 of 30. | 3 wraps minimum |