High front guttering advisory committee report - NSW Fair Trading ...

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These reforms will not affect the regulation of roof plumbing in practice, which will continue to be regulated as building work under the Home Building Act. The reforms, as already noted will also clarify and harmonise the various definitions of plumbing and drainage work in legislation generally. 45
Appendix D – Chronology of changes to the BCA provided to the Committee by the Australian Building Codes Board BCA Date of adoption in NSW Performance Requirement BCA 96 1 Jul 1997 3500.3: 1990 BCA 96 Amdt 2 27 Feb 1998 ACM (Standard) Acceptable Construction Practice (ACP) 46 Explanatory information Comments - - Changed - See Note below: The ACP changed in BCA 96 Amdt 2. Reference to overflow boxes was removed and “or the like” was inserted. Original (BCA 96 Amdt 0): Where high fronted gutters are installed, provision must be made to avoid any overflow from overflowing back into the roof or building structure (i.e. install slotted gutters, overflow boxes with a mid-section size of 150x150 mm at not more that 2 m centres). BCA Amdt 2: Where high fronted gutters are installed, provision must be made to avoid any overflow from flowing back into the roof or building structure by installing slotted gutters or the like. BCA 96 Amdt 3 BCA 96 Amdt 4 1 July 1998 1 Feb 1999 - Changed to 3500.3.2: 1998 - 3500.3.2: 1998 New Amdt 1: 1998 Changed - ACM changed to AS 3500.3.2 and ACP Table 3.5.2.2b ‘Gutter sizes for various rainfall intensities’ altered – Type F gutters (required in large roof catchment areas with high rainfall density) were previously to be designed in accordance with AS 2180, now to use AS 3500.3.2 Changed Changed Include Amdt 1 to 3500.3.2; ACP explanatory info changed (See below); ACP Table 3.5.2.1 changed to correct Broken Hill rainfall intensity.
Page 1 and 2: High Front Guttering Advisory Commi
Page 3 and 4: Mr Warwick Neilley Warwick has exte
Page 5 and 6: Executive Summary High fronted gutt
Page 7 and 8: overflow rates for their preferred
Page 9 and 10: 1 Background The following includes
Page 11 and 12: were received including six from ma
Page 13 and 14: from the tidal “head” to preven
Page 15 and 16: The performance requirement that wa
Page 17 and 18: them has confused rather than clari
Page 19 and 20: Inspectors advised that all homes e
Page 21 and 22: the public about risk mitigation st
Page 23 and 24: downpipes and downpipe location req
Page 25 and 26: location of the downpipe along the
Page 27 and 28: Gutter capacity based on ARI HIGH F
Page 29 and 30: strengthening the roles and respons
Page 31 and 32: 15 Training, Licensing and Associat
Page 33 and 34: there is insufficient knowledge in
Page 35 and 36: Slots Conclusion: Slots for overflo
Page 37 and 38: AS3500 that have a bearing on the i
Page 39 and 40: 1.7 The consultation outlined above
Page 41 and 42: Government and Regulatory bodies:
Page 43 and 44: The fact that both the BCA and the
Page 45: greywater diversion to be carried o
Page 49 and 50: BCA Date of adoption in NSW BCA 96
Page 51 and 52: BCA Date of adoption in NSW BCA 200
Page 53: Published by NSW Fair Trading © St

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