Improving Solid Waste Operations with GISGPS Technology

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Improving Solid Waste Operations with GIS/GPS
Technology

• City of Greenville, SC

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Garbage 101

• Aspects of Solid Waste Management
• Materials Management
• Time and Motion Study
• Service Delivery Scheduling
• Ergonomics
• Materials Processing
• Commodities Marketing
• Auditing
• Promotions/Advertising
• Continuous Process Improvement
• What characterizes the business?
• The Show Must Go On

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Greenvilles Operation

• Resources
• 62 collection personnel
• 42 pieces of rolling stock
• Curbside Collection Services
• Trash
• Garbage
• Yard Waste
• Recycling
• Customers
• 17,000 customers
• 26,000 carts approx.
• 94 Residential / 6 Commercial
• 5 year projected Growth 5000 new accounts

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Greenvilles Operation

• Expectations
• Everything at curb gets picked up every day
• Consistency Cleanliness
• No Tax Increase
• Cheap rates or no cost
• Water Meter Account Billing
• Limited Funding
• Budget
• Best management practices produce financial
  savings
• Equipment changes (side loaders to rear loaders)
• Operational Changes (recycling, processing)

• FY 2002-2003 4,090,278
• FY 2003-2004 2,934,957
• FY 2007-2008 3,361,120
• Best management practices have lead to lowest
  expenditures in 15 years.

Do More With Less Achieve Operation
Efficiencies
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Achieving Operational Efficiencies with Technology

• 3 Step Approach

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Old Tools of the Trade
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Step 1Document Existing Routes

• Collection Days Layer

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Step 1Document Existing Routes
Day Routes Layer
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Step 1Document Existing Routes

• Construct a customer account layer
• Geocode Water Meter Accounts
• Obvious QA/QC on account types

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Step 2Balancing Route Workloads

• Evaluating customer account volume
• Tonnage per route at landfill
• Actual route time

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Step 3Improve Efficiency in New Routes

• We needed specialized technology to assist with
  route analysis
• The Fork in the Road.
• Routing Model Approach (Theoretical)
• Route Tracking Approach (Actual)

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Route Tracking Approach

• System Selection Requirements
• Utilize Greenvilles local street data in the
  program
• Export route data to utilize in other GIS
  programs
• Offer simplified analytical tools to run route
  scenarios using actual data

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Fleet Logistics Solution

• Benefits
• Automatic data transfer within ½ mile of fueling
  station
• Low system overhead and maintenance
• Tamper resistant equipment / no driver
  intervention required
• Import Greenville centerline data into program
• Export route data into other GIS environments
• Reasonable Cost
• 25k base / 1,400 per unit
• Expandable / Non proprietary hardware
• Low cost data collection devices
• Cameras

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Step 3Improve Efficiency in New Routes

• Route Documentation

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Step 3Improve Efficiency in New Routes

• Identify opportunities for improved routes

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Step 3Improve Efficiency in New Routes

• Visual record of route activity for management /
  driver collaboration

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Step 3Improve Efficiency in New Routes

• Proven compliance with route changes

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Step 3Improve Efficiency in New Routes

• Document driver performance

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Additional Benefits

• Risk management

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Additional Benefits

• Measuring Program Effectiveness
• Recycling Participation

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Additional Benefits

• Measuring Program Effectiveness
• Recycling Participation

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Next Steps

• Future Enhancements

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Further Efficiencies

• Identify non-paying Pickups
• Compare actual stops to meter accounts
• Customer Equity
• Document actual of carts per stop

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Future Enhancements

• Prepare data to support Enterprise Fund and rate
  study
• Expand system to all SW vehicles
• Refine customer metrics to support future demand
  and planning
• Implement camera system for enforcement and
  customer service

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Questions

• Ed Marr, Solid Waste Administrator
• 864.467.4335
• marre_at_greatergreenville.com