176x Filetype PDF File size 1.04 MB Source: www.safework.nsw.gov.au
CODE OF PRACTICE FORMWORK Contents Contents .............................................................................................................................. 2 Foreword ............................................................................................................................. 5 1. Introduction ................................................................................................................... 7 1.1. Purpose ............................................................................................................... 7 1.2. Who should use the Code? ................................................................................. 8 1.3. Who has duties under the law? ........................................................................... 8 1.4. How can formwork and falsework risks be managed? ......................................... 8 1.5. Consultation and communication ....................................................................... 10 2. Planning formwork and falsework ............................................................................. 11 2.1. Designer of formwork structure .......................................................................... 11 2.2. The designer’s safety report .............................................................................. 12 2.3. Planning by the principal contractor ................................................................... 13 2.4. Planning by the formwork contractor ................................................................. 14 2.5. Preparation ........................................................................................................ 15 2.6. Conventional / modular systems ........................................................................ 15 2.7. Slip and jump form ............................................................................................ 16 2.8. Loading ............................................................................................................. 17 2.9. Plant design ...................................................................................................... 17 2.10. Formwork modification ...................................................................................... 18 3. The system of work ..................................................................................................... 19 3.1. Information, instruction and training ................................................................... 19 3.2. Safe work method statement ............................................................................. 20 3.3. Emergency plan ................................................................................................ 20 3.4. Developing emergency procedures for jump forms or slip forms ....................... 21 4. Types of formwork ...................................................................................................... 22 4.1. Conventional formwork systems ........................................................................ 22 4.2. Modular formwork systems ................................................................................ 22 4.3. Shoring / falsework (scaffold) ............................................................................ 22 4.4. Slip and jump forms ........................................................................................... 23 4.5. Travelling forms ................................................................................................. 24 5. Common hazards and controls .................................................................................. 26 5.1. Ground conditions ............................................................................................. 26 5.2. Adjacent buildings or structures ......................................................................... 26 5.3. Collapse ............................................................................................................ 26 2 5.4. Electrical power lines ......................................................................................... 27 5.5. Access and egress ............................................................................................ 27 5.6. Working areas for following trades..................................................................... 28 5.7. Falling objects ................................................................................................... 28 5.8. Lifting plant and materials .................................................................................. 29 5.9. Lifting points ...................................................................................................... 30 5.10. Mixing components ........................................................................................... 30 5.11. Plant and collision ............................................................................................. 30 6. Falls .............................................................................................................................. 32 6.1. Fall protection from the formwork deck .............................................................. 32 6.2. Perimeter protection screens ............................................................................. 33 6.3. Scaffolding ........................................................................................................ 34 6.4. Guardrails and handrails ................................................................................... 34 6.5. Falls through penetrations ................................................................................. 35 6.6. Falls from ladders .............................................................................................. 36 7. Erecting, altering and dismantling formwork and falsework ................................... 37 7.1. Foundations and footings .................................................................................. 37 7.2. Conventional and modular formwork systems ................................................... 37 7.3. Wall and column forms ...................................................................................... 37 7.4. Trailing access system ...................................................................................... 38 7.5. Wall and column shutters .................................................................................. 38 7.6. Wall and column form access ............................................................................ 38 7.7. Erecting formwork frames .................................................................................. 39 7.8. Formwork false decks ........................................................................................ 39 7.9. Intermediate work deck ..................................................................................... 40 7.10. Installing bearers ............................................................................................... 41 7.11. Installing joists ................................................................................................... 42 7.12. Laying out form-ply on the deck ......................................................................... 42 7.13. Cantilevers ........................................................................................................ 43 7.14. Changing floor levels ......................................................................................... 44 7.15. Pre-pour inspection and certification .................................................................. 44 7.16. Altering formwork and falsework ........................................................................ 44 7.17. Monitoring ......................................................................................................... 45 7.18. Concrete placement .......................................................................................... 45 7.19. Pre-stripping authorisation ................................................................................. 45 7.20. Stripping formwork ............................................................................................ 46 8. Slip and jump forms .................................................................................................... 48 8.1. Entry and exit .................................................................................................... 48 3 8.2. Trailing screens and platforms ........................................................................... 49 8.3. Climbing the form .............................................................................................. 49 Appendix A – Glossary ..................................................................................................... 51 4
no reviews yet
Please Login to review.