GIS Services | UAS Services
CE&G’s highly experienced and qualified staff integrates GIS, CAD, Unmanned Aerial Systems, and Global Positioning Systems (GPS) services to produce general reference, topographical, cadastral, and thematic maps. Our pragmatic approach - to present meaningful information in a useful way.
Description: Four dimensional analysis of flood channel repair using Structure from Motion (SfM). High resolution data captured from our UAS services allows CE&G to monitor cut and fill and calculate volume change during construction.
Data Sources: CE&G Orthoimagery (July-August 2018)
Foundation Displacement Map
Description: Displacements in a building's foundation caused by an underlying landslide. A hand-held LiDAR unit mapped the building's interior and displacements were derived from ground classified points.
Data Sources: CE&G LiDAR (05 June 2018), high-resolution orthoimagery
Water Drop Analysis
Description: Water drop analysis of neighborhood in Marin County. Geologic features digitized and georeferenced from historical maps, and water drop analysis from Civil 3D 2017.
Data Sources: LiDAR (2010), parcels (Marin County online database), historical landslide data (1978, 2016), orthoimagery