Codes of Practice (CP)

CP4
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Industrial gas cylinder manifolds and gas distribution pipework (excluding acetylene). Revision 4: 2012

Provides the minimum safety standards for the design, construction, installation, operation, examination and maintenance of industrial gas supply manifolds, and associated distribution pipework up to 54 mm nominal bore. The manifold pressure is up to 300 bar, while the distribution pressure is limited to 50 bar.

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CP5
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The design and construction of manifolds using acetylene gas from 1.5 to 25 bar. Revision 3: 2016

Covers the design and construction of acetylene gas manifolds, working at pressures from 1.5 bar up to 25 bar, to which single or multiple cylinders can be connected.  The statutory requirements in such systems are detailed.

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CP6
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The safe distribution of acetylene in the pressure range 0 – 1.5 bar. Revision 3: 2015

Gives guidance on the safe distribution of acetylene at pressures between 0-1.5 bar. Both fixed and mobile systems are included, as are the statutory requirements.

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CP7
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The safe use of oxy-fuel gas equipment (individual portable or mobile cylinder supply). Revision 7 2014, Corrigendum 1: January 2017

Minimum safety standards for the use, inspection and maintenance of oxy-fuel gas welding, cutting and heating equipment incorporating individual portable or mobile cylinder gas supplies.

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CP16
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The movement of static gas storage tanks by road. Revision 4: 2013

The movement on public roads of tanks designed for the static storage of liquefied gases. This code does not apply to tanks designed to the road transport regulations.

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CP18
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The safe storage, handling and use of special gases. Revision 3: 2014

Provides technical and safety guidelines and principles for the safe storage and handling of special gases in transportable containers up to the point where product is provided at the required pressure and flow at the junction with the user process.Guidelines on disposal are also given.The safe operation of processes is not included, although many of the principles given in this Code will apply.

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CP20
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Bulk liquid oxygen storage at production sites. Revision 2: 2002

Covers liquid oxygen storage installations on production sites where the storage is connected to the production process plant. No upper limit on tank size applies.

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CP22
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Bulk liquid argon or nitrogen storage at production sites. Revision 1: 2002

Covers liquid argon or nitrogen storage installations on production sites where the storage is connected to the production process plant. No upper limit on tank size applies.

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CP26
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Bulk liquid carbon dioxide storage at users’ premises. Revision 3: 2012

The design, installation, operation and maintenance of bulk liquid carbon dioxide storage systems at users' premises. All tanks up to 250,000 litres capacity are included.

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CP27
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Transportable vacuum insulated containers of not more than 1000 litres volume. Revision 1: 2004

This code of practice applies to transportable, vacuum insulated, tanks of not more than 1,000 litres water capacity, for the following gases: Nitrogen, argon, oxygen, carbon dioxide, helium or nitrous oxide.This code provides guidance for the minimum requirements for: General safety precautions, design and construction, operation, tank management and filling, transportation, in-service examination, modifications/repairs and records.

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