The rapid assessment takes into account the damage and losses for selected sectors such as housing, infrastructure and agriculture, with disaster risk reduction as a cross cutting sector. This will be a step-by-step guide on conducting rapid damage assessments for the selected sectors using space, geospatial modelling, crowdsourcing and other web-based technology. The manual was pilot tested following the PDNA for the 2015 Nepal earthquakes and the methodology was reviewed by experts.