1. MICE Safety Review Process and Schedule Elwyn Baynham Tom Bradshaw Iouri Ivaniouchenkov Columbia Meeting June 2003

2. Outline designs Preliminary Assessments Proposal for final choice Detailed design Manufacture and installation Permission to operate RAL Defined Review Failure Modes Stress Calculations Interlocks & Operational Procedures Contingency Plans Pressure Vessel & ATEX regulations…. Hazard and Operability Assessment Working Group SequenceDocuments Required MICE Hydrogen Safety Review Procedure OK for detailed design OK to Manufacture Preliminary Hazard and Operability Assessments ISIS Safety Officer Reviews Panel Review + + At the moment we are still in the “Green Area”

3. Review Documentation 1. Introduction 2. Description of the facility 3. Layouts and design description 3.1 Absorber and focus coil 3.1.1 Mechanical calculations on windows 3.1.2 Product and Quality Assurance Acceptance testing Storage recommendations 3.2 Description of Hydrogen system 3.3 Specification Volumes, sizes, warm-up and cool-down rates etc.. Layouts are already being subjected to preliminary review by Fire Safety Officer and Health and Safety Executive Need to collect together database of information

4. Review Documentation 3.4 Position in hall 4. Critical parameters 5. Operations 5.1 Acceptance testing of absorbers 5.2 Installation 5.3 Filling and purging 5.4 Normal operation 5.5 Repair and maintenance 5.6 Emergency situations Fire, Power cut, Quench (?), Vacuum failure etc.. Need to define responsibilities

5. Review Documentation 6. Safety interlocks required 7. Preliminary HAZOP 8. Review committee 8.1 Review Committee Constitution and Brief 8.2 Recommendations from the review committee Hazop process started Need a mechanism to feed back recommendations into the design process

6. Review Schedule July Dedicated AFCSWG meeting Video Hydrogen system RAL Safety Aspects Documentation – assign tasks HAZOP update September Dedicated AFCSWG meeting October/November MICE Meeting at RAL Take a one day working meeting on safety issues. December Internal Panel Review

7. END