supply of plastic cover , plastic cover for route body opened from front side and made of plastic sheet of 150-micron t hickness. size 685 x 76 mm round shape. and on back side 50mm wide corner to corner diagonal cross mar k of aluminium colour paint to be provided. 5 mm dia. nylon rope to be provided on front side to tie up. [ wa rranty period: 30 months after the date of delivery ] ] , plastic cover for route body opened from front side and made of plastic sheet of 150-micron t hickness. size 685 x 76 mm round shape. and on back side 50mm wide corner to corner diagonal cross mar k of aluminium colour paint to be provided. 5 mm dia. nylon rope to be provided on front side to tie up. [ wa rranty period: 30 months after the date of delivery ] ] , supply of plastic cover of 2 aspect signal unit cover operated from front side & bottom side m ade of black polythene sheet of 100 micron thickness size of 1200mm x 460mm x 205mm and back side 75 mm wide corner to corner diagonal to be provided total up cover with signal unit suitable nylon rope of 5mm dia and 4 meter length to be provided on front size and of 1.5 meter length at centre. [ warranty period: 30 months after the date of delivery ] ] , supply of plastic cover of 2 aspect signal unit cover operated from front side & bottom side m ade of black polythene sheet of 100 micron thickness size of 1200mm x 460mm x 205mm and back side 75 mm wide corner to corner diagonal to be provided total up cover with signal unit suitable nylon rope of 5mm dia and 4 meter length to be provided on front size and of 1.5 meter length at centre. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for 4 aspect signal unit opening from front side bottom side x mark to be painte d with white color covering the entire back side sixe 164cm x 30cm x 19 cm with approximate 100-micron pl astic. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for 4 aspect signal unit opening from front side bottom side x mark to be painte d with white color covering the entire back side sixe 164cm x 30cm x 19 cm with approximate 100-micron pl astic. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for 3 aspect signal unit opening from front side, bottom side. x mark to be pain ted with white colour covering the entire back side. size 125 cm x 30 cm x 19 cm approx. with appropriate 1 00micron plastic. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for 3 aspect signal unit opening from front side, bottom side. x mark to be pain ted with white colour covering the entire back side. size 125 cm x 30 cm x 19 cm approx. with appropriate 1 00micron plastic. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for calling on or a and ag marker signal unit opening from front side bottom side , x mark to be painted with white colour covering the entire back side. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for calling on or a and ag marker signal unit opening from front side bottom side , x mark to be painted with white colour covering the entire back side. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for route arm open from front side and bottom side made of black plastic sheet o f 150-micron thickness. size: - 660mm x 508mm x 76 mm. on back side 50 mm wide corner to corner diago nal cross paint of aluminium colour to be provided. to tie up cover suitable nylon rope of 5 mm dia. to be pro vided. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for route arm open from front side and bottom side made of black plastic sheet o f 150-micron thickness. size: - 660mm x 508mm x 76 mm. on back side 50 mm wide corner to corner diago nal cross paint of aluminium colour to be provided. to tie up cover suitable nylon rope of 5 mm dia. to be pro vided. [ warranty period: 30 months after the date of delivery ] ] , plastic cover for shunt signal unit opening from front side bottom side x mark to be painted wi th white colour covering the entire back side. size :32cm x 30cm x 19cm with appropriate 100 micron plastic . [ warranty period: 30 months after the date of delivery ] ] , plastic cover for shunt signal unit opening from front side bottom side x mark to be painted wi th white colour covering the entire back side. size :32cm x 30cm x 19cm with appropriate 100 micron plastic . [ warranty period: 30 months after the date of delivery ] ]