Regulations 184, 186, 191 and 192.
These Regulations shall not apply to -
1. pipelines comprising piping or a system of piping designed for the conveyance of any fluid or substance to or from an installation (onshore or offshore) starting from and including the last isolation device located within the confines of the installation, including all the annexed equipment designed specifically for pipelines;
2. networks for the supply, distribution and discharge of water and associated equipment and headraces such as penstocks, pressure tunnels, pressure shafts for hydroelectric installations and their related specific accessories;
3. that part of a system which is only a pressure system because it is -
(a) subject to a leak test;
(b) pressurised unintentionally, such pressurisation being not reasonably foreseeable;
4. well-control equipment used in the gas, petroleum or geothermal exploration and extraction industry and in underground storage which is intended to contain and control (or bot
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