maintenance . and electrical . consumption charges of street lighting on pwd road under cnd division . ( sh- providing security cages around feeder pillars at different locations ) , fabrication , supplying & fixing of wiremesh protection frame work fabricating with 40x40x6 mm thick m . s angle iron & t iron of 40x40x6 mm thick i / c providing & fixing wiremesh of section 75mm x25 mm of 6 swg shall have the legs of angle iron of size 40x40x6mm of length 15 cm and is to be grouted in cement concrete ( 1:2:4 ) foundation . this frame work is to be fixed around the various electrical & mechanical equipments & appliances which should have the door on one side with interlocking arrangement & all frame work is to be painted with two coats of red oxide , primer and two coats of synthetic enamel paint of approved colour & quality etc , as reqd