These control rooms are completely pre-fabricated structures, well thermo-insulated, water proof and proper ventilated. The base is fabricated by MS I-section, C-sections and pipes as per the load on the structure inclusive of the two trenches. Using M.S. pipe structure, a panel of wall is made for thermo-insulation. The roof is made of profile sheet, well supported by thermocol for insulation and the flooring is done of high density cement board over the M.S. fabricated structure.