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Preliminary Work Breakdown Structure

Eleven Week Project Plan

Person	Week 1->2 Tasks	Week 2->3 Tasks	Week 3->4 Tasks	Week 4->5 Tasks	Week 5->6 Tasks	Week 6->7 Tasks	Week 7->8 Tasks	Week 8->9 Tasks	Week 9->10 Tasks	Week 10->11 Tasks
Team	Customer Needs/Eng specs	Initial Project Plan/WBS/Norms & values/Gantt	Concept Generation, Evaluation, and Selection / System Analysis and Design / Risk Assessment	System Level Design Review	Determine Feasibility of Crumb Rubber	Model Filter / Preliminary Test Stand Design	Experimental Procedures / Bill of Materials / Drawings	Detailed Design Review / Full Understanding of Design	Feasibility Analysis / Plan to meet Customer Needs / Risk assessment update	Project Review / Schedule for MSD II/Design history
Bettina Burleigh	One Page Project Plan	Initial Project Plan/WBS	Risk Assessment	System Level Design Review	Review of Crumb Rubber MSDS vs. EPA Drinking Water Standards ; Determine How to Purchase Testing ; Finalize WBS and Determine Benchmark for Filter Comparison	Preliminary Test Stand Design ; Get Crumb Rubber Tested for VOC	Experimental Procedures	Detailed Design Review / Full Understanding of Design	Risk Assessment Update	Project Review / Schedule for MSD II
CodyShane Taylor	Eng specs	Norms & values	Concept Generation, Evaluation, and Selection	System Level Design Review	Determine how to send rubber for testing ; Refine Engineering Specs	Preliminary Filter Design, Determine if Crumb Rubber is safe for drinking water filtration	Filter Drawings + Test Stand Drawings	Detailed Design Review / Full Understanding of Design	Plan to Meet Customer Needs	Project Review / Schedule for MSD II
Thomas McDowell	Customer Needs	Gantt Chart	System Analysis and Design	System Level Design Review	Review of Crumb rubber MSDS vs. EPA drinking water standards ; Refine System Architecture	Mathematical Model of Filter	Bill of Materials	Detailed Design Review / Full Understanding of Design	Design History	Project Review / Schedule for MSD II

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Key Milestones

• Week 1 & 2
  • Customer Needs
  • Engineering Specs
• Week 3 - 12/17/2010
  • Initial Project PlanFinalized
    • 1 page work breakdown structure
    • Gantt chart, with roles definition)
  • Team Norms and Values
  • Concept Generation and Evaluation
  • Concept Improvement and Selection
• Week 5 - 1/14/2011
  • System Level Design Review
    • Determine if Crumb rubber meets NSF and EPA standards
    • Crumb rubber does not work for drinking water
      • Pasteurization function analysis
      • Re-do all engineering specs
      • Re-do customer needs
      • Decide on alternate filter media
      • Model filter with alternate recycled filter media
      • Define new critical path
    • Crumb rubber does work
      • Continue on initial path
      • Initial modeling of the filter size/rubber size
      • Decide if the model is feasible based on total dimensions of unit
      • Decide if the model is feasible based on if flow rate meets engineering specs
      • Decide if the model is feasible based on if head loss meets engineering specs
      • Decide if model is feasible based on the particle size it is expected to filter
      • Decide if model is feasible based on the expected cost of the materials
  • • Test stand concept design
    • Design test stand
    • Determine what parts to use (testing devices)
    • Match size of modeled filter to test stand
  • System Analysis
    • Complete function decomposition chart for filter
    • Complete function decomposition chart for test stand
    • Brainstorm to determine concept generation
    • translation, specification, flow-down
  • System Design
    • Determine how functions interface
    • Construct block diagram of system
    • system architecture and functional decomposition
  • Risk Assessment and actions to minimize risk
    • Determine all conceivable risks to project
    • Rank risks according to likelihood of occurrence
    • Rank risks according to severity of occurrence
    • Determine consequences if risk becomes reality
    • Determine methods to avoid each risk

• • • System Design phase
• Week 9 - 2/11/2011
  • Detailed Design Review
    • Complete modeling of filter or pasteurizer
    • Complete design of filter or pasteurizer
    • Determine materials needed to build filter
    • Determine cost of building filter
    • Complete design of test stand
    • Determine exact materials needed to build test stand
    • Determine cost of materials to build test stand
    • Filter design
    • Test stand design
    • Pasteurization mechanism design (if reasonable at this time)
  • Experimental procedures
    • Determine how experiment will be run
    • Determine how many experiments are needed
  • Bill of Materials
    • Determine all parts needed for filter or pasteurizer
    • Determine all parts needed for test stand
  • Drawings / Schematics
    • Complete all drawings of filter or pasteurizer
    • Complete all drawings for test stand
  • Feasibility Analysis
    • Using all information gathered, determine if model should work
  • Risk Assessment and actions to minimize risks
    • Detailed Design phase
  • Knowledge and Understanding of Design
    • Understand all aspects of design
  • Plan to meet Customer Needs/Engineering Specification
    • Define clear plan to meet customer needs
    • Define how customer needs will be met by each subsystem
    • Includes a Preliminary Test Plan
• Week 11 - 2/25/2011
  • Project Review
    • Determine if project will move forward
    • Finalized designs of all components and procedures
  • MSD I Execution vs. Plan (Individual and Team)
    • "Do, check, and act" phases
  • Schedule for MSD II
  • Project Status (Individual)
  • Ability to communicate effectively (oral; Individual)
  • Risk assessment update
  • Design history file is on website

Work Breakdown Structure

Key Players

Schedule

• Order crumb rubber
• Test water for crumb rubber leached contaminants at different conditions
• If successful, model filter for sizing
  • Consider adding alternative media (sand etc.)
• If failure
  • consider pasteurization (without contact with water)
  • consider alternative recycled filter media
• Test stand design and construction
• Testing of filter(s)
  • Success of particulate filtering
  • Flow rate testing
  • Temperature variation testing

Budget

• To be decided

Method to manage project

• Weekly meetings
• Weekly work sessions

Contingency plans

• Pasteurization (use as heater)
• Alternative filter media

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