System Safety

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System Safety
New HorizonsShedding Light On Frontier Worlds
Ralph Instrument Critical Design ReviewAug 5
6, 2003

• John Zynsky
• Ralph System Safety Engineer
• [phone]
• jzynsky_at_ball.com

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System Safety Status

• System safety program implementation underway
• Safety requirements per New Horizons System
  Safety Program Plan
• EWR 127-1 Eastern / Western Range Safety
  Regulation
• KHB 1710.2 Kennedy Space Center Safety Practices
  Handbook
• KTI 5212 Material Selection List for Plastic
  Films, Forms, and Adhesive Tape
• OSHA, EPA, DOT Standards
• Initial input to New Horizons Missile System
  Prelaunch Safety Package underway
• Hazard analysis in-progress
• Identification of potential hazards, hazard
  control measures, verification methods
• EWR 127-1 requirements flowdown
• Applicable portions flowed down to subsystem
  design groups
• Responded to safety survey from APL

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Safety Analysis Summary

• Potential hazards identified to date are
  considered typical for this equipment and require
  application of standard hazard control measures
  only

Personnel Injury - Contact Hazard (sharp
edges, corners) - Electrical Shock - Exposure
Hazard (hot/cold points) Structural
failure Fire - Use of Flammable Materials -
Ignition of Flammable Atmosphere
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Safety Assessment
Safety analysis performed to date has identified
no new or unique safety issues or concerns
related to Ralph design or operation - No
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