Food Composting at Columbia University: Final Design Presentation

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Food Composting at Columbia University Final
Design Presentation

• Community Partners
• Ina Tsagarakis, Scott Wright, Herman Matte, Joe
  Heavy, Nilda Mesa
• Team Members
• Abdulla Al-Jazzaf, Amanda Dominguez, Ismini
  Inglessis, Sarah Lux,Mark Soryano
• 07/26/07

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Overview

• Background Research and Problem Statement
• Customer Needs
• Design Specifications and Constraints
• The System
• Alternative Solution
• Gantt Chart
• Transition Plan
• The Future

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Currently

• 300 pounds of waste per day in John Jay Dining
  Hall
• No current composting method at Columbia
• Problem Statement
• Design a compost process for Columbias John Jay
  Dining Hall to recycle its food waste.
• The process should be environmentally friendly
  and effective.

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Customers Needs

• Convenient and Cost Efficient
• Student and Faculty involvement
• No Training
• Transportation of compost to the Friends at
  Morningside Park
• Creation or purchase of a bin
• Simple but Functional

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Design Specifications

• Environmentally Friendly
• Works in New Yorks temperature
• Safe for all users
• Maximum three workers
• Uses 1080 KWH per year
• Appealing to its surroundings

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Design Constraints

• Holds minimum of 1000 pounds
• Limited space
• Temperature between 131-140 F
• Compost time under three months

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The System
Waste Separation/ Collection
Transportation
Composting
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Waste Separation/ Collection

• Bins in kitchen and dining hall
• Signs and the color green used to prevent
  confusion
• Students responsible for separation
• No training required

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Transportation

• Columbia provides transportation
• Recommend getting students involved

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Composting

• Composting at Morningside Park
• Earth Tubs spun twice a week by 3 people
• Gardener in charge of monitoring tubs
  (temperature, weight, etc.)

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Alternative Solutions

• Amount of food waste
• Separation of food waste
• Location site
• Transportation
• Types of food
• Collection of waste
• Student involvement

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Transition Plan

• Four steps for plan
• Place one bin in John Jay Hall
• Buy one earth tub
• Increase the number of bins
• Decide on the ideal number of earth tubs

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Budget

• Initial Test

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Budget

• Final Project

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The Gantt Chart
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The Future
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