Related Experiment Video
Updated: Jul 24, 2026
11:31
Continuously-stirred Anaerobic Digester to Convert Organic Wastes into Biogas: System Setup and Basic Operation
Published on: July 13, 2012
A GIS based transportation model for solid waste disposal--a case study on Asansol municipality
M K Ghose1, A K Dikshit, S K Sharma
1Regional Remote Sensing Service Center, ISRO, IIT Campus, Kharagpur 721 302, India. mkghose2000@yahoo.com
Waste Management (New York, N.Y.)
|December 27, 2005
Summary
This study presents a GIS optimal routing model to improve solid waste management in developing cities. The proposed system significantly reduces costs and enhances efficiency for waste collection and transport.
Area of Science:
- Environmental Science
- Urban Planning
- Operations Research
Background:
- Rapid urbanization in developing countries presents significant solid waste management challenges.
- Inefficient waste collection and transportation systems lead to substantial financial burdens for municipal authorities.
- The Asansol Municipality Corporation (AMC) faces escalating costs due to inadequate waste management infrastructure.
Purpose of the Study:
- To design and develop an optimized storage, collection, and disposal plan for the Asansol Municipality Corporation (AMC).
- To implement a Geographic Information System (GIS) based optimal routing model for efficient solid waste transportation.
- To provide a decision support tool for municipal authorities to improve daily operations and resource management.
Main Methods:
- Development of a GIS optimal routing model incorporating data on population density, waste generation, and road networks.
- Integration of information on storage bin capacity, vehicle types, and road conditions into the routing model.
- Estimation of fixed and annual operating costs for the proposed waste collection and disposal system.
Main Results:
- The proposed GIS model identifies minimum cost/distance efficient collection paths for solid waste.
- The system offers efficient management of daily operations, including vehicle load balancing and fuel consumption.
- Estimated fixed costs are 80 million rupees and annual operating costs are 8.4 million rupees.
- Projected savings over 15 years are substantial compared to the current annual expenditure of 25 million rupees on waste collection alone.
Conclusions:
- The GIS optimal routing model provides a cost-effective solution for solid waste management in AMC.
- The model serves as a valuable decision support tool for optimizing waste collection, transport, and resource allocation.
- Implementation of the proposed system promises significant financial savings and improved environmental outcomes.
Related Concept Videos
01:28Introduction to GIS
Geographic Information Systems (GIS) are tools for storing, analyzing, and displaying spatial data alongside related attributes. Unlike traditional information systems that address general queries, GIS incorporates spatial components, enabling users to answer "where" and "how far." For example, GIS can process housing data linked to geographic locations like zip codes, allowing insights into population density or housing distribution through thematic maps.GIS integrates technologies such as...
01:21Manipulation and Analysis
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
01:29Applications of GIS: Disaster Management and Emergency Response
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
01:17Design Example: Alignment of a Road Line Using GIS
The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
01:30Microbial Wastewater Treatment
Microbial communities in aquatic ecosystems play a key role in the natural breakdown of contaminants introduced through domestic and industrial effluents. Acting as biological catalysts, these microbes change and mineralize a wide range of organic and inorganic pollutants under different redox conditions.In oxygen-rich surface waters, aerobic heterotrophs lead organic matter breakdown, using oxygen as the terminal electron acceptor to efficiently oxidize substrates to carbon dioxide and water.
01:30Biological Treatment of Effluent and Waste Water
Biological wastewater treatment relies on the metabolic activity of microorganisms to remove pollutants from sewage. In modern treatment systems, this process is organized into sequential stages that progressively reduce solid material, dissolved organic matter, and microbial contamination. Each stage plays a distinct role in improving water quality and preparing the effluent for safe discharge or reuse.Primary and Secondary TreatmentPrimary treatment is a physical process that removes large...