Abstract
This paper will gives a general description about the various tunneling methods which will use in construction of smart cities or the development of a city into a smart city in India. Techniques such as cut and cover, drill and blast, bored tunneling and new Austrian tunneling method. A summary of environmental merits and demerits associated with these methods are also given. Above tunneling techniques are mostly used to construct small tunnels and find their applications in utility projects to a great extent.