Additional Terms & Conditions For “Supply Of Permanently Lubricated Hdpe Telecom Duct To Use As Underground Optical Fibre Cable Conduits Size 40/33 Mm And Accessories As Per Rdso Specn. No. Rdso/Spn/Tc/45/2013 Rev.2.0 With Amendment 3.0 With Latest Amendment For Railtel Optic Fiber Network”.