More stories about Surveying & Mapping

  • Geographic information system software and accessories

    The American Red Cross is turning to GIS technology to aid in relief efforts following hurricanes Katrina and Rita. Computer mapping, spatial analysis, and GIS Web services have helped the agency manage and distribute food, clothing, and housing. In addition, workers have used the technology to set...

  • Sewer systems inventoried

    The historic city of Alexandria, Va., is abandoning its outdated hard-copy utility maps in favor of up-to-date sanitary, storm, and combined sewer geographic information system (GIS) maps created in the field, in real time.

  • Seattle sculpture dedicated to surveyors

    Citizens in the City of Goodwill affectionately call the dozen monoliths gracing Warren G. Magnuson Park "Linehenge"

  • Working the Bugs Out

    Two years ago, one-fifth of the 50,000 trees that line the streets Ann Arbor were threatened by the emerald ash borer. Rather than sit idle, Ann Arbor decided to repel the invasion by removing its 10,000 ash trees using the city's geographic information system (GIS), to manage the massive tree...

  • Smart scanning

  • Ease the Data Crunch

    Gathering data with geoprocessing technologies such as global positioning systems, virtual reference stations, geographic information systems (GIS), and CAD is challenging enough. Integrating the vast amount of spatial information derived from two or more of these technologies to make critical...

  • Pushing overdrive

    Enhanced software gives users the ability to collect, interpret, and share data. Six users tell us how these technologies help them speed data collection.

  • Walking the line

    Many public agencies have created effective procedures to curb new encroachments onto rights of way. But there remains a larger issue: What to do about existing encroachments that may have been in violation for years, or even decades?

  • A bird's eye view

    Alone, aerial images won't make your road maintenance team work faster or your sewer mains stop backing up. But when combined with a geographic information system (GIS), accurate data collection, and sound asset-management practices, they can enhance communication internally and with constituents.

  • GIS streamlines life-saving data

    Geographical information systems (GIS) can help save lives by getting details about the emergency site to police officers, fire rescue teams, and emergency medical services.