Project Name: Construction, installation and implementation of Demin water treatment plant system and fire fighting system of Zavareh cycle and combined power plant (Isfahan 2) which was delivered to the client in 1991, including water purification in the form of two parallel pre-treatment lines with a capacity of 30 cubic meters per hour and main treatment with a capacity of 17 cubic meters per hour and including drinking water, sewage water, sanitary water, water storage tanks, fluid transfer lines and fire fighting system including foam fire fighting water, implementation of sewage treatment system along with all equipment and accessories and the implementation of the precise CO2 electricity and ventilation system 1- Construction of 5 on-site tanks weighing 100,000 kg, installation of fixed equipment for the treatment plant 80,000 kg, installation of fire fighting equipment, foam, etc. about 35,000 kg 2- Carbon steel and galvanized welding operation more of 35,000 inches in diameter, which includes fire piping for 3 tanks of 20,000 cubic meters. Welding of polyethylene pipes with a pressure of 16 bar, about 16,000 inches in diameter, and pipes with a pressure of 10 bar, 6,000 meters long, construction and installation of supports of about 35,000 kg, sandblasting of pipe color of about 25,000 square meters, and sandblasting and color of support about 35,000 kg 3- Implementation of earth operations including digging, soil transportation, sandblasting, concreting, backfilling about 12,000 cubic meters 4- Subbing 200 pieces of control equipment and power panels, cable laying and tray work and capping about 10,000 meters