tailieunhanh - GIS Applications for Water, Wastewater, and Stormwater Systems - Chapter 6

Internet ứng dụng Ứng dụng bản đồ dựa trên Internet đang thay đổi cách thức mọi người sử dụng và quản lý thông tin địa lý nước, nước thải của họ, và hệ thống nước mưa. Johnson County (Kansas) lập bản đồ ứng dụng xử lý nước thải dựa trên Web. | CHAPTER 6 Internet Applications Internet-based mapping applications are changing the way people use and manage geographic information for their water wastewater and stormwater systems. Johnson County Kansas Web-based wastewater mapping application. Copyright 2005 by Taylor Francis LEARNING OBJECTIVE The learning objective of this chapter is to familiarize ourselves with the applications of Internet technology in GIS for the water industry. MAJOR TOPICS Internet GIS applications Internet GIS software Internet GIS case studies LIST OF CHAPTER ACRONYMS AM FM GIS Automated Mapping Facilities Management Geographic Information System DXF Drawing Exchange Format PDA Personal Digital Assistant RDBMS Relational Database Management System WWW World Wide Web DUBLIN S WEB MAP Application Web-based mapping GIS software AutoCAD AutoCAD Map and MapGuide GIS data 1-m natural color orthorectified precision pan-sharpened imagery of the entire city from Space Imaging Thornton Colorado and vector layers for school districts corporate limits county boundaries subdivisions streets parcels and water mains and hydrants stormwater sewers structures and streams and sanitary sewer sewers and manholes systems Study area Dublin Ohio One of the fastest growing communities in the Midwest Dublin s 22 mi2 area is home to about 30 000 people and 2 500 businesses. The city received the year 2000 Best Practices Award from the Ohio Geographically Referenced Information Program a state agency responsible for educating local government about GIS technology. The city is constantly enhancing its GIS capabilities and serves as a model medium-sized municipal GIS for the state. This application was developed after City personnel started to realize that retrieving data from hard-copy records was inefficient because it reduced staff time to perform engineering review and analysis. The city needed an automated system that could recall evaluate and reproduce data more quickly. The City implemented a Web-based .