Plastics piping systems for renovation of underground gas supply networks - General Ingestion-build-63114 Persons responsible for the refurbishment

Persons responsible for the refurbishment and modification of machinery

This is based on net calorific value – burning 2nd or 3rd family gases to heat one or more rooms in either domestic or commercial premises

2 a definition for “probe” has been added

Visual inspection of the chromatograms

Plastics piping systems for renovation of underground gas supply networks - General Ingestion-build-63114 Persons responsible for the refurbishmentWhat is this standard about? This document specifies the requirements and test methods for plastics piping systems intended to be used for the renovation of underground gas supply networks. It is applicable to pipes and fittings, as manufactured, as well as to the installed lining system. It is not applicable to the existing pipeline or any sprayed coatings or annular filler. This document gives the general requirements common to all relevant