The construction works of natural gas pipelines for Izmir Kemalpasa Organized Industrial District were completed in the following stages; - Detail project preperation and commissioning works of natural gas pipeline, - Construction, erection and installation works of 25.000m API 5L Gr.B-PE coated steel natural gas main lines and branches, - Construction and installation works of 10.000m HDPE SDR 11 Polyethylene natural gas main lines and branches, - Installation works of all underground and above ground valves in the scope of project, - Cathodic protection and scada system infrastructure construction works.