supply and erection of rigid type discharge electrodes with fixing clamp arrangement for four fields of esp two field of unit no 1 and two field of unit no 2 of ph i sgtps mppgcl birsinghpur , rigid type discharge electrodes, with fixing clamp arrangement. ( tender qty. 5888 nos for four fields i.e. 1472 nos per field) details of fixing clamp arrangement:- clamps 20004751a-5888 nos. clamps 20004752a-11776 nos. hardware-m12x30(qty in sets)-11776sets (each set of hardware consists of bolt, nut and two numbers lock washers) , work part:- work of fitting of the rigid type discharge electrodes in existing frame in-situ condition during aoh of the set along with other routine works specified in the schedule.