supply of t/p board in of size :1000 mm circle using hip type iv sheeting on 2.0 mm (+/- 0.2mm )aluminium sheet/poly carbonate sheet duly uv printed/cut out figures confirming to rdso specification noeti/ohe/33a (12/97) and the configuration of board should confirm to drawing given on annexure 8/4 u2013para 807 & 808 of indian railway permanent way manual with 25 x 25 x 3 mm ms angle back frame and withstand of size 50mm x 50mm x 6mm. material to be supplied with arai/crri certificate and with test certificatefor retro reflective sheet.material to be delivered at sr.section engineer (p.way), araku,visakhapatnam,andhrapradesh.as per attached catalogue annexure-a.