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COP v3.0:structure; g550-steel-cladding-fastening-pattern-tables

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.

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G550 Steel Cladding Fastening Pattern Tables

3.18 G550 Steel Cladding Fastening Pattern Tables

3.18A Wind Speed as per NZS 3604:2011 Timber Framed Buildings

Windspeeds below are the maximum ultimate limit state wind speed for each wind zone.
L	=	Low wind speed of 32 m/s	M	=	Medium wind speed of 37 m/s
H	=	High wind speed of 44 m/s	VH	=	Very high wind speed of 50 m/s
EH	=	Extra high wind speed of 55 m/s
SED	=	Specifc Engineering Design (not covered by NZS 3604)

3.18B 0.40 mm Corrugate G550 Steel (Min Depth 16.5 mm)

		Wind zone as per NZS 3604
Access	Span (m)	L	M	H	VH	EH
Restricted	0.6	C2	C2	C2	C2	C4
Restricted	0.9	C2	C2	C3	C4	C4
Non-Trafficcable	1.2	C3	C3	C4	C5	N/A

3.18C Corrugated Fastener Patterns

3.18D 0.55 mm Corrugated G550 Steel (Min Depth 16.5 mm)

		Wind zone as per NZS 3604
Access	Span (m)	L	M	H	VH	EH
Unrestricted	0.6	C2	C2	C2	C2	C2
Unrestricted	0.9	C2	C2	C2	C2	C3
Unrestricted	1.2	C2	C2	C3	C3	C4
Restricted	1.5	C2	C2	C3	C4	C4

3.18E Corrugated Fastener Patterns

3.18F 0.40 5 Rib Trapezoidal G550 Steel (Min Depth 27 mm)

		Wind zone as per NZS 3604
Access	Span (m)	L	M	H	VH	EH
Restricted	0.6	5T2	5T2	5T2	5T2	5T2
Restricted	0.9	5T2	5T2	5T2	5T3	5T3
Restricted	1.2	5T2	5T2	5T3	5T4	5T4

3.18G 5 Rib Trapezoidal Fastener Patterns

3.18H 0.55 5 Rib Trapezoidal G550 Steel (Min Depth 27 mm)

		Wind zone as per NZS 3604
Access	Span (m)	L	M	H	VH	EH
Unrestricted	0.6	5T2	5T2	5T2	5T2	5T2
Unrestricted	0.9	5T2	5T2	5T2	5T2	5T3
Unrestricted	1.2	5T2	5T2	5T2	5T3	5T3
Unrestricted	1.5	5T2	5T2	5T3	5T3	5T4

3.18I 5 Rib Trapezoidal Fastener Patterns

3.18J 0.40 mm 6 Rib Trapezoidal G550 Steel (Min Depth 27 mm)

		Wind zone as per NZS 3604
Access	Span (m)	L	M	H	VH	EH
Unrestricted	0.6	6T3	6T3	6T3	6T3	6T3
Unrestricted	0.9	6T3	6T3	6T3	6T5	6T5
Unrestricted	1.2	6T3	6T3	6T5	6T5	6T5

3.18K 6 Rib Trapezoidal Fastener Patterns

3.18L 0.55 mm 6 Rib Trapezoidal G550 Steel (Min Depth 27 mm)

		Wind zone as per NZS 3604
Access	Span (m)	L	M	H	VH	EH
Unrestricted	0.6	6T3	6T3	6T3	6T3	6T3
Unrestricted	0.9	6T3	6T3	6T3	6T3	6T3
Unrestricted	1.2	6T3	6T3	6T3	6T3	6T3
Unrestricted	1.5	6T3	6T3	6T3	6T5	6T5

3.18M 6 Rib Trapezoidal Fastener Patterns