Page 326 - Solid Waste Analysis and Minimization a Systems Approach
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304     MODEL DEVELOPMENT AND INTEGRATION




                                                           Model Inputs
                               Independent variables for the business or government agency to be analyzed
                              (SIC code, number of employees, landfill disposal cost, ISO 14001 certification)




                                                         Model Processes

                                Allocate business or government agency to one of the 20 significant waste
                                groups based on the SIC code input (based on the waste characterization/
                                                          cluster analysis)




                                   Waste Group 1               Waste                        Waste
                                                                              • • • • •
                                                              Group 2                     Group 20
                              Predict annual solid waste
                                 generation tonnage
                               (based on multivariable
                                 regression analysis)


                                Predict waste stream
                              material tonnages (based        Material                     Material
                                  on cluster analysis      Tonnages for       • • • • •   Tonnages for
                              compositions percentages        Group 2                     Group 20
                               and regression analysis)



                                Establish performance       Performance                  Performance
                              parameters of the business    Parameters        • • • • •   Parameters
                                or government agency          Group 2                     Group 20






                                                          Model Outputs
                                   Outputs for the business or government agency analyzed:
                            •  Tonnage predictions for total annual waste generation
                            •  Tonnage predictions for major annual waste stream components
                            •  Annual solid waste performance parameters

                            Figure 18.1      Model integration flowchart.
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