2019 – February
The following updates to the NZ Metal Roof and Wall Cladding Code Practice (COP), is effective 1 February 2019.
In this update, no recommendations have been altered that would require changes to existing projects in progress.
Summary of Changes in this Update
- Two new clauses were added in Structure to discuss Material Grade and Material Thickness.
- Two new, separate, clauses under Clearances, discuss Ground Clearance and related Site Management in more detail.
- Clauses dealing with Screw Fasteners fixing to specific purlin types re-ordered for clarity.
- New drawing to show recommended Penetration Type Recommended Position.
- Other updates consist of Category 1 – minor errata corrections to spelling, and grammar and layout.
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| Category | Clause Number (at time of update) | Clause (As of current publication) | Details |
|---|---|---|---|
| 2 - Editing and rearrangement | 3.12.1 | Screw Fasteners | Clauses dealing with fixing to specific purlin types re-ordered for clarity. |
| 1 - Minor Errata | 3.13.1 | Corrugate Profile | Minor grammatical editing for clarity. |
| 1 - Minor Errata | 3.14.3 | Maximum Spans for Corrugate Wall Cladding | Heading says 0.40 mm but Table is .40 and .55. So remove .40 from heading |
| 1 - Minor Errata | 4.6.1 | Assessment of Marine Environments | Removed full stop from the heading. |
| 2 - Editing and rearrangement | 4.8.1 | Lichen | Resized photo (Lichen on a Metal Roof) and inserted photo (Permanent Damage from Lichen Growth). |
| 2 - Editing and rearrangement | 4.15 | Swarf Staining and Cut Edge Corrosion | Renamed clause. Resized photos and inserted new photo ( Cut Edge Corrosion ) |
| 1 - Minor Errata | 4.17.3 | Aluminium | fixed spelling of "quaters" to quarters |
| 1 - Minor Errata | 4.18.1.3 | Top Coat and Backer | 0 |
| 1 - Minor Errata | 5.3.1 | Catchment Area | Removed (Optional Caption) from Wind-effect on Rain |
| 1 - Minor Errata | 6.1.1 | E2 Objective | Set format as Block Quote |
| 1 - Minor Errata | 6.1.2 | E2 Functional Requirement | Format as block Quote. |
| 1 - Minor Errata | 6.3 | Related Topics | Changed link "Internal Moisture" to "Roof Ventilation. |
| 2 - Editing and rearrangement | 9.5.6 | Sheetmetal Flashing Drawings | Revised and renamed clause. |
| 1 - Minor Errata | 14.5.1 | Crest Fixing | Corrected minimum embedment into soft wood from 35mm to 30mm aligning with E2/AS1 and other reference in Timber Purlins |
(optional caption)
Clause:
019_020_000_000_000_000_000_000_000
Clause Number:
19.20
/cop/revision-history/2019-february
Revision Category:
4 - Clause Inserted
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