water wastewater and stormwater systems

... ability to transport people and food, provide clean air and water, control disease, and conduct commerce ” (Tiewater, 2001). The water, wastewater, and stormwater infrastructure is aging ... example, according to the 2001 counts, the U.S. has 54,000 drinking water and 16,000 wastewater systems. America’s water and wastewater systems incur an expenditure of $23 billion per year on infrastructure ... history and profile plots of user-specified sewer segments (ArcNews, 2001). Although GIS applications in water, wastewater, and stormwater systems are not new, getting beyond the basic inventory and...

Ngày tải lên: 11/08/2014, 13:22

... (ASCE).Entitled ‘‘GIS Applications in Water, Wastewater and Stormwater Systems,” theseminar course has been attended by hundreds of water, wastewater, and stormwaterprofessionals in major cities ... himself.This is my second GIS book for water, wastewater, and stormwater systems Thefirst book, GIS Tools for Water, Wastewater, and Stormwater Systems, published byAmerican Society of Civil Engineers ... Applications in Water, Wastewater, and Stormwater Systems” for ASCE Sam earned his Ph.D in civil engineering from the University of Pittsburgh in 1988 He has 20 years ofGIS and water and wastewater engineering...

Ngày tải lên: 11/08/2014, 13:22

... Inventory surface water, such as rivers, lakes, reservoirs, swamps, and flooded areas • Water quality parameters such as algae, chlorophyll, and aquatic life • Thermal and chemical pollution and oil spills ... satelliteimagery directly to the dispatch office of a water, wastewater, or stormwater utility.For years, aerial photography has been used in many utility GISs, and that use willcontinue because of its submeter ... imagery for the water industryare described in the following list: • High-resolution satellite imagery can enable the water and wastewater system utilities to gather information quickly and inexpensively,...

Ngày tải lên: 11/08/2014, 13:22

... extension provides functionality to create watershedsand stream networks from a DEM, calculate physical and geometric properties ofthe watersheds, and aggregate these properties into a single-attribute ... etc Gridsare also ideal for spatial modeling and analysis of data trends that can be represented by continuous surfaces, such as rainfall and stormwater runoff DEM data are generally stored using ... Determining landslide probability Jenson and Dominique (1988) demonstrated that drainage characteristics could be defined from a DEM DEMs can be used for automatic delineation of watershedand sewershed...

Ngày tải lên: 11/08/2014, 13:22

... location, model, and color of the vehicle The GPS applications for the water, wastewater, and stormwater systems, though not as dramatic as TeleAid, are revolutionizing the way these systems are designed, ... systems are designed, constructed, oper-ated, and maintained Representative GPS applications for the management of water, wastewater, and stormwater systems are: 1 GPS can be used to increase the ... to determining coordinates It has become an efficient and increasingly popular way for collecting GIS attribute data for water and wastewater infrastructure. GIS data collection for sewer system...

Ngày tải lên: 11/08/2014, 13:22

... Trang 1CHAPTER 8 MappingGIS provides powerful and cost-effective tools for creating intelligent maps for water, wastewater, and stormwater systems A sewer system map created by GIS (Borough ... mapping is easy and affordable GIS-In the past, users have selected computer-aided drafting (CAD) and automatedmapping and facilities management (AM/FM) systems to map their water and sewersystems, ... Monday, December 6, 2004 6:04 PM Trang 10In many water and wastewater systems, there is a backlog of revisions that arenot shown on the maps and the critical information is recorded only in the...

Ngày tải lên: 11/08/2014, 13:22

... understand the applications of GIS maps in the water industry MAJOR TOPICS • Common mapping functions • Mapping application examples for water systems • Mapping application examples for wastewater systems ... ArcInfo and Oracle It allows simulta-neous maintenance of water system layers and related RDBMS tables The MMA features COGO data entry, scroll lists for table inserts, and feature abandonment ... constraint checking capability of the RDBMS (Guetti, 1998) WASTEWATER SYSTEM MAPPING APPLICATIONS Representative mapping applications for wastewater systems are given in the following subsections Public...

Ngày tải lên: 11/08/2014, 13:22

... applications in monitoring data for effective operation and management of water, wastewater, and stormwater systems MAJOR TOPICS • Satellite and radar rainfall data • Permit reporting applications ... essential to the effective management of water, wastewater, and stormwater systems Generally, two types of data are required: (1) physical characterization data and (2) hydraulic characterization data ... describe the quantity and quality of flow through pipes and open channels as well as meteorological factors impacting the flow, such as precipitation Wastewater and stormwater systems typically require...

Ngày tải lên: 11/08/2014, 13:22

... information and its recipients Rapidly developing computer technology has continued to improve modelingmethods for water, wastewater, and stormwater systems GIS applications provide an accurate and manageable ... equallyapplicable to modeling of water and wastewater systems Water system modelingapplications and examples are presented in Chapter 12 (Water Models) Sewersystem modeling applications and examples are presented ... this chapter are to classify the methods of linking water,wastewater, and stormwater system computer models with GIS, and to understandthe differences between various linkage methods MAJOR TOPICS...

Ngày tải lên: 11/08/2014, 13:22

... Professional and ArcView GIS and exports data andsimulation results to MapInfo Professional and ArcView InfoNet has a multiuserdatabase with built-in data models for water, wastewater, and stormwater ... consulting and numericalmodeling software products for water, wastewater, river and coastal engineering,and water resources development DHI has developed a large number of hydraulic,hydrologic, and ... Bentley Systems (Exton, Pennsylvania) in August 2004 Provides thefollowing water distribution system modeling software: • WaterCAD Stand-alone • WaterCAD for AutoCAD • WaterGEMS for ArcGIS WaterCAD...

Ngày tải lên: 11/08/2014, 13:22

... 12 [Water Models]),which analyzes hydraulic and water quality behavior in drinking water distribu-tion systems (Rossman, 2000) SWMM simulates dry- and wet-weather flows on the basis of land use, ... stormwater layer, which includes hydrologyand water quality; a wastewater layer, which includes storage treatment and waterquality routing for BMP analysis; and a hydrodynamic/hydraulics layer for ... model-inputdata and mapping of model output results similar to their application for watersystem models described in Chapter 12 (Water Models) Transfer of data between a GIS and a sewer model is handled...

Ngày tải lên: 11/08/2014, 13:22

... asset management systems for the water, wastewater, and stormwater systems Dublin also moved much of the GIS mapping and city assets to a mobile environment with wireless technology and GPS to allow ... boundaries, subdivisions, streets, parcels, and water (mains and hydrants), stormwater (sewers, structures, and streams), and sanitary sewer (sewers and manholes) systems Dublin, Ohio One of the fastest ... increased staff productivity and enhanced responsiveness to customers This chapter provides information on the GIS applications for serving water, wastewater, and stormwater system maps on the Internet...

Ngày tải lên: 11/08/2014, 13:22

... hardware), chip type and operating system than on desktop and server systems that have standardized on the Windows, Linux and Unix operating systems and very similar form factors Seldom hand-held GIS ... Dynamic and Mobile GIS: Investigating Changes in Space and Time Error and uncertainty The subjects of error and uncertainty are fundamental to dynamic spatial analysis and modelling (Zhang and Goodchild, ... Analysis, and Modeling, pp 19–40, Redlands, CA: ESRI Press Maguire, D J., Batty, M and Goodchild, M F (eds.) (2005) GIS, Spatial Analysis, and Modeling, Redlands, CA: ESRI Press Maguire, D J and Longley,...

Ngày tải lên: 12/08/2014, 04:22

... DAMPS, and IS95 CDMA); and 2.5G systems (including GPRS and CDMA) Third generation mobile communication systems (CDMA2000, WCDMA and TD-SCDMA) are now developing fast (Hasan and Lu, 2003; Haung and ... typhoon, flood, coast, and so on) and its emergency response systems, logistics management and scheduler systems for chain stores, and marketplace enterprise groups to control and reduce cost For ... (local diseases rates and guidelines, health risks and hazards, pollen and air condition alerts and maps); Real-time in-car navigation systems within intelligent navigation systems; Location tracking...

Ngày tải lên: 12/08/2014, 04:22

... al., 2000), and inertial tracking (e.g Scott-Young and Kealy, 2002) New positioning systems, such as audio-based positioning (Beresford and Stajano, 2003b; Scott and Dragovic, 2005) and radio signal ... 2001; Gruteser and Grunwald, 2003; Hong and Landay, 2004; Duckham and Kulik, 2005a) However, the use of inaccuracy has also been investigated and compared with imprecision in Duckham and Kulik (2005b) ... perspective, positioning systems are more usefully classified into client-based, network-based and network-assisted systems (Schilit and Theimer, 1994) In client-based positioning systems, mobile clients...

Ngày tải lên: 12/08/2014, 04:22

... and other information systems, including: an emphasis on attributes and relationships rather than process and change, the weakness of logic-based formal languages in dealing with operations and ... LLC Dynamic and Mobile GIS: Investigating Changes in Space and Time 84 the magnitude of groundwater in the process of groundwater flow, for example, may be of interest in understanding the impact ... experimental watershed', Water Resources Research, vol 37, no 11, pp 2817 © 2007 by Taylor & Francis Group, LLC 88 Dynamic and Mobile GIS: Investigating Changes in Space and Time McMaster, R and Usery,...

Ngày tải lên: 12/08/2014, 04:22

... LLC Dynamic and Mobile GIS: Investigating Changes in Space and Time 136 WHERE s.fl_line_id > and s.fl_line_id=r.object_id and s.tmax=0 and s.ogroup=6 and r.tmax=0 and r.ogroup=6 and s.r_obj_id ... > and s.line_id1=r.object_id and s.tmax=0 and s.ogroup=46 and r.tmax=0 and r.ogroup=6 and (s.object_id r.r_obj_id); /* CCVQ9 */ SELECT count(*),municip FROM mo_object WHERE pp_i_ltr='G' and ... xfio_boundary s, xfio_boundary r WHERE s.fl_line_id > and s.fl_line_id=r.object_id and s.tmax=0 and s.ogroup=6 and r.tmax=0 and r.ogroup=6 and (anypoint(s.shape, 1) anypoint(r.shape, 1)); /*...

Ngày tải lên: 12/08/2014, 04:22

... road lengths and angles © 2007 by Taylor & Francis Group, LLC 166 Dynamic and Mobile GIS: Investigating Changes in Space and Time and simplifying road shape, it is possible to clearly and concisely ... points on the route, and that precisely depicting the exact length, angle and shape of each road is much less important They show how these techniques are applied in handdrawn maps and demonstrate ... amalgamation, etc © 2007 by Taylor & Francis Group, LLC 164 Dynamic and Mobile GIS: Investigating Changes in Space and Time To understand the demands for mobile applications, the general user requirements...

Ngày tải lên: 12/08/2014, 04:22

... orientation φ and the orientation of the road element φi is modelled as zero-mean, normally distributed random variable F The standard deviation is σF The values for the standard deviations σB and σF ... statistically independent, random variables: The Euclidean distance b between vehicle position x and ki is modelled as zero-mean, normally distributed random variable B with standard deviation σB The ... 176 Dynamic and Mobile GIS: Investigating Changes in Space and Time maps and GPS is given in NCHRP (2002), for example The map database used by the authors is off-the-shelf and frequently...

Ngày tải lên: 12/08/2014, 04:22

... available, and the limited capabilities of both the hand-held hardware (screen size and quality, processing power and storage capacity) and the network data transfer speeds and bandwidth (Mountain and ... Space and Microprocess: Implementing a Practical Model for Mundane Socio-Spatial Systems , in Egenhofer, M J and Golledge, R G (eds.) Spatial and Temporal Reasoning in Geographical Information Systems, ... H J (2004) ‘Activities in space and time’, in Stopher, P., Button, K., Haynes, K and Hensher, D (eds.) Handbook of Transport 5: Transport Geography and Spatial Systems, St Louis, MD: Pergamon-Elsevier...

Ngày tải lên: 12/08/2014, 04:22