DESIGN QUALITY ASSESSMENT WORK SHEET: <%=(title.Fields.Item("Project").Value)%>

Contributor: | <%=(raws.Fields.Item("cont").Value)%> | Date: | <%= DoDateTime((raws.Fields.Item("d").Value), 1, 2057) %>
TASK CLARIFICATION | High | Marginal | Low
1. Design problem clearly defined? |  |  |
2. Agreed design specification? |  |  |
3. Specification circulated to all involved? |  |  |
CONCEPTUAL DESIGN I - CONCEPT GENERATION | High | Marginal | Low
1. Problem abstracted? |  |  |
2. Broken into sub-functions? |  |  |
3. Several concepts produced? |  |  |
4. Many working principles considered? |  |  |
5. Principles suitably combined? |  |  |
CONCEPTUAL DESIGN II - SELECTION AND EVALUATION | High | Marginal | Low
1. Concept variants firmed up? |  |  |
2. Concept variants evaluated: | Technical? |  |  |
Economics? |  |  |
3. Concept weak spots identified? |  |  |
4. Cost estimates developed? |  |  |
5. Concept formally presented for approval? |  |  |
EMBODIMENT DESIGN I - OVERALL LAYOUT | High | Marginal | Low
1. Design simple? |  |  |
2. Design function clear? |  |  |
3. Design form clear? |  |  |
4. Safety: | Safe-life design? |  |  |
Fail-safe design? |  |  |
Redundancy built in? |  |  |
Protection built in? |  |  |
Warnings provided? |  |  |
5. Primary checks: | Function OK? |  |  |
Economics OK? |  |  |
Safety OK? |  |  |
Ergonomics OK? |  |  |
6. Secondary checks: | Production OK? |  |  |
Quality assurance OK? |  |  |
Assembly OK? |  |  |
Transport OK? |  |  |
Operation OK? |  |  |
Maintenance OK? |  |  |
Costs OK? |  |  |
Schedule OK? |  |  |
EMBODIMENT DESIGN II - DETAIL LAYOUT | High | Marginal | Low
1. Force transmission paths: | Flowlines OK? |  |  |
Deformation OK? |  |  |
Secondary forces a problem? |  |  |
2. Appropriate division of tasks? |  |  |
3. Self-help used: | Self-reinforcing? |  |  |
Self-balancing? |  |  |
Self-protecting? |  |  |
Self-damaging? |  |  |
4. Design stable? |  |  |
5. Calculations appropriate, adequate, correct and checked? |  |  |
6. Materials well selected and used appropriately? |  |  |
7. Applicable standards and codes met? |  |  |
8. Bought out components selected and used appropriately? |  |  |
9. Engineering drawings professionally completed and updated? |  |  |
DETAIL DESIGN - COMPONENTS AND ASSEMBLY | High | Marginal | Low
1. Shape, material and manufacture interactions OK? |  |  |
2. Strength, stiffness, fatigue, creep ... OK? |  |  |
3. Residual stresses, flaws, corrosion allowance ... OK? |  |  |
4. Tolerances, surface finish, dimensional stability ... OK? |  |  |
5. Easy to assemble components without ambiguity? |  |  |
6. Testing and commissioning procedures adequate? |  |  |
7. Production and certification documents in order? |  |  |

© Hales & Gooch 2004

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