WebGIS map for smart city development and decision support system: A case study of Dehradun Smart City, Uttarakhand, India

India is one of the countries in the world which has made continuous progress in the technological revolution. The development of Smart Cities has led to a revolution in e-governance and the citizen-centric approach. The Geographical Indicators and Location-based assets can provide quick action and decision-making approaches to City Administrators. All Smart City GIS Layers on a single platform are beneficial for Smart City and Urban Planners and Administrators to find common solutions for retrofitting the environment. The common GIS Layer helps in utility services planning and drainage mapping which allows for the underground laying of all utility pipes and cables. This research is about the mapping of the common GIS Layer of a Smart City of India on a single WebGIS map to its core. The common GIS Layer will help in decision support and quick action redressal in emergency scenarios as well.