Details: part- a : - work providing, fixing & installation of different type of display board i.e. glow sign board , key board, etc. as per detailed below are to be carried out at 132 kv s/s ramnagar, barabanki under etd - iii lko as per technical specification and as per direction of the supervising engineer. retro reflective sign board of size 6ft x 4ft duly made of 2mm thick aluminium sheet fully frame covered with 3m dg cube type retro reflective sheet of yellow colour. the letter and symbol shall be computer cut and in blue colour.the board shall be provided along with the back support from made of ms angel of size 50mm x 50mm x 6mm with provision of 2 legs for grouting, duly painted in black colour enamel paint and backside of the aluminium sheet shall be painted with smoke grey enamel paint ,complete in all respects and to be grouted with casting of c.c. (1:2:4) foundations at the sub station. glow sign board of size 6ft x 4ft for sub station single line diagram to be fixed in contr