Code of Practice for Safe Use and Operation of Suspended Working ...

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5.3.7.3 In the case of davit arm configuration, a davit is regarded as adequatelystable if the bolts fixing the davit to the roof could provide a holding downforce to achieve a factor of safety against overturning of at least 3. Thedesign of the fixing should be carried out by a professional engineer.Fig.2 illustrates the calculation of the factor of safety of the davit.21
5.3.7.4 In case of a trolley unit to which the suspension wire ropes are attached,and which is mounted and traverses on a monorail, the monorail isregarded as adequately stable if the bolts fixing the supports to the wallcould provide a holding-down force to achieve a factor of safety againstoverturning of at least 3. The design of the monorail should be carriedout by a professional engineer. Fig. 3 illustrates the calculation of thefactor of safety of the monorail system22
Page 1 and 2: Code of Practice forSafe Use and Op
Page 3: This Code of Practice is prepared b
Page 9 and 10: Competent personA competent person,
Page 11 and 12: Registered professional engineerA r
Page 13 and 14: 3. DESCRIPTION3.1 This Code specifi
Page 15 and 16: 4. MANAGEMENT OF SAFE OPERATION OFT
Page 17 and 18: (e)(f)(g)(h)(i)(j)(k)the suspended
Page 19 and 20: 4.2.3 Responsibility of working per
Page 22 and 23: 5.2.2 Working platforms should be c
Page 26 and 27: 5.3.7.5 Where parapet wall clamps a
Page 29 and 30: 5.4 Stability Against Overturning5.
Page 31 and 32: 5.5 Counterweight5.5.1 Where counte
Page 33 and 34: 5.6.8 Adequate arrangements (e.g. t
Page 35 and 36: 5.8.3 If the rope is to be wound on
Page 37 and 38: 5.10.4 The secondary brake should b
Page 39 and 40: 5.13.5 The place where persons acce
Page 41 and 42: 6. SAFE AND PROPER USE6.1 Erection,
Page 43: 6.3 Safety Belt and Lifeline6.3.1 E
Page 46 and 47: 6.5 Marking of Safe Working Load an
Page 48 and 49: 6.7.1.3 The working platforms shoul
Page 50 and 51: 7.2 Wire Ropes7.2.1 All ropes shoul
Page 52 and 53: 8.1.5 During the inspection, functi
Page 54 and 55: 8.2.13 Functional tests of the foll
Page 56 and 57: 8.4 Display and Keeping of Certific
Page 58 and 59: (c)(d)(e)(f)(g)in case of a tempora
Page 60 and 61: 14. Guidance note on classification
Page 62: Occupational Safety and Health Bran

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