New technologies and development of new methods of constructions constitute an important contribution to the solution of road maintenance problem. Jalnidhi with Bitumen emulsions made its way to road construction eliminating the inconveniences and uneconomical aspect of the classical construction methods in particular Hot Mix. Today, Bitumen Emulsion are widely being used as binders for Surface Dressings, Premix Carpeting, Tack Coats, Seal Coats etc. all over the European countries, USA, South East Asia and other native countries like Nepal, Bhutan, Bangladesh and Burma.