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GITA 1999


Exploiting Field and Mobile Technologies


Mobile Geoengineering: Extending the office to the field

5. What has been done to date?
Southern Water has implemented a mobile GIS, which provides a copy of the network records to the field workers deploying 200 mobile units. These units are pen based PCs and are installed in the field workers vehicles. The PCunit can be detached from the vehicle installation allowing the field worker to go ‘walk about’.

The records are kept up to date through connection to the wide area network when the field worker visits the depot. In addition the mobile GIS has a sketch facility which allows the field worker to provide a record of any changes or additions made to the network graphically. These sketches are transmitted across the network to the up date team, who are based at a central location. Using the information in the sketch, the master electronic record is updated, and as a final step a copy of the corrected master record is sent back to the mobile GIS unit automatically. Figure 2 shows an illustration of the process.

A further facility is the provision of electronic forms. The electronic template for the form is created in the up date office, and is transmitted across the network to the mobile GIS units automatically. The field worker uses the electronic template to complete the form. The data is validated according to the rules built into the electronic form template. Once completed the form data file is transmitted across the wide area network to the server in the update o~ce, from whence it is transferred to the appropriate corporate database. All this achieved without a piece of paper in sight!


Figure 2

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