The main pipeline comprises of Laying, testing and commissioning of underground Medium-density polyethylene (MDPE) main pipelines and services pipelines of sizes ranging from 20 mm to 180 mm OD from the DRS to PE / GI transition Fitting & installation of GI/Cu Pipelines for Natural Gas supply to Domestic and commercial consumers. The scope also covers supply & installation of the GI fitting & other pipeline fittings for above the ground installation and all MDPE Pipeline’s associated Fittings, Valves, Warning Mat, etc. for underground installation.