GRAS is using state-of-the-art object oriented technology to map urban environments in very high resolution. Impervious surfaces such as roads, buildings, parking lots and driveways can be mapped. Detailed maps of imperviousness is an important component in urban storm water modelling and flood risk mapping.
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DHI GRAS A/S · Agern Allé 5 · DK-2970 Hørsholm · Denmark · Tel. +45 4516 9100 · email@example.com