Code of Practice v3.0 Online
The NZ Metal Roof and Wall Cladding Code of Practice is a comprehensive design & installation guide, and a recognised related document for Acceptable Solution E2/AS1 of the NZ Building Code.
The NZ Metal Roof and Wall Cladding Code of Practice is a comprehensive design & installation guide, and a recognised related document for Acceptable Solution E2/AS1 of the NZ Building Code.
The following updates to the NZ Metal Roof and Wall Cladding Code Practice (COP), are effective 1 June 2020.
New clauses:
The rest of this update consists of minor improvements, such as tidying up drawings and edits for clarity and grammar.
Category | Clause Number (at time of update) | Clause (As of current publication) | Details |
---|---|---|---|
2 - Editing and rearrangement | 1 | 1 Introduction | Update Revisions Message |
2 - Editing and rearrangement | 3.16.4 | 3.9.4 Fastener Patterns | Fastener pattern illustrations updated for clarity - no change to intent. |
2 - Editing and rearrangement | 3.16.5 | 3.10 Steel Cladding Wind Load Span Graphs | Clause renamed. |
2 - Editing and rearrangement | 3.16.5.1 | 3.10.1 Corrugated Steel – 0.40 | Clause renamed and Fastener pattern illustrations updated for clarity - no change to intent. |
2 - Editing and rearrangement | 3.16.5.3 | 3.10.2 Corrugated Steel – 0.55 | Clause renamed and Fastener pattern illustrations updated for clarity - no change to intent. |
2 - Editing and rearrangement | 3.16.5.2 | 3.10.3 Trapezoidal Five Rib Steel – 0.40 | Clause renamed and Fastener pattern illustrations updated for clarity - no change to intent. |
2 - Editing and rearrangement | 3.16.5.4 | 3.10.4 Trapezoidal Five Rib Steel – 0.55 | Clause renamed and Fastener pattern illustrations updated for clarity - no change to intent. |
2 - Editing and rearrangement | 3.16.5.5 | 3.10.5 Trapezoidal Six Rib Steel – 0.40 | Clause renamed and Fastener pattern illustrations updated for clarity - no change to intent. |
2 - Editing and rearrangement | 3.16.5.6 | 3.10.6 Trapezoidal Six Rib Steel – 0.55 | Clause renamed and Fastener pattern illustrations updated for clarity - no change to intent. |
4 - Clause Inserted | 3.12 Aluminium Cladding Wind Load Span Graphs | New clause. | |
4 - Clause Inserted | 3.12.1 Corrugated Aluminium – 0.70 | New Clause for Aluminium Cladding Wind Load Span Graphs. | |
4 - Clause Inserted | 3.12.2 Corrugated Aluminium – 0.90 | New Clause for Aluminium Cladding Wind Load Span Graphs. | |
4 - Clause Inserted | 3.12.3 Trapezoidal Five Rib Aluminium – 0.70 | New Clause for Aluminium Cladding Wind Load Span Graphs. | |
4 - Clause Inserted | 3.12.4 Trapezoidal Five Rib Aluminium – 0.90 | New Clause for Aluminium Cladding Wind Load Span Graphs. | |
3 - Substantial change to recommendation | 5.6.3 | 5.3.2 Rainfall Intensity | Clause had been completely revised, with updated Rainfall Intensity Maps at the end of the main Clause, Roof Drainage. |
1 - Minor Errata | 5.6.3.1 | 5.3.2.2 Duration | Replaced comparison chart with a simplified one. |
2 - Editing and rearrangement | 8.3 | 8.3 Flashing Cover | Added minimum flashing cover values for change of pitch junctions. |
4 - Clause Inserted | 17 Testing and MRM Standards | New clause. | |
2 - Editing and rearrangement | 17 | 17.1 Metal Cladding Testing | Clause renamed. |
1 - Minor Errata | 17.5.1 | 17.1.5.1 Allowance for Variation | Fixed "overall" to "over all" |
4 - Clause Inserted | 17.2 MRM Fastener Performance Requirements and Testing | New clause. | |
4 - Clause Inserted | 17.2.1 Requirements for Fastener Testing | New clause. | |
4 - Clause Inserted | 17.2.2 Test Panel Requirements | New Clause. | |
4 - Clause Inserted | 17.2.2.1 Test Location | New Clause. | |
4 - Clause Inserted | 17.2.2.2 Site Orientation | New Clause. | |
4 - Clause Inserted | 17.2.2.3 Preparation of Test Panel | New Clause. | |
4 - Clause Inserted | 17.2.3 Fastener Performance Testing | New Clause. | |
4 - Clause Inserted | 17.2.3.1 Site Testing | New clause. | |
4 - Clause Inserted | 17.2.3.2 Field Performance Validation | New clause. | |
4 - Clause Inserted | 17.2.3.3 Accelerated Testing | New clause. | |
4 - Clause Inserted | 17.2.3.4 Fastener Shanks | New clause. | |
4 - Clause Inserted | 17.2.3.5 Sealing Washer Conductivity | New clause. | |
4 - Clause Inserted | 17.2.4 Appearance | New clause. | |
4 - Clause Inserted | 17.2.5 Weatherproofing | New Clause. | |
4 - Clause Inserted | 17.2.6 Fastener Performance Test Report | New clause. | |
4 - Clause Inserted | 17.3 MRM Soft Edge Standard | New clause. | |
4 - Clause Inserted | 17.3.1 Soft Edge Product Techincal Statement Requirements | New clause. | |
4 - Clause Inserted | 19.12 2020 – June | New clause. Revision detail. | |
0 - Clause Removed | 5.5 | Gutters | The clause had been removed. Gutters are now discussed in more detail in a separate clause for each type, under the main clause Types of Gutter. |