providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per irc:67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with m15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and technical specification clause 801
iv) 800mm x 600mm rectangular