June 25-26, 2002D&D Lessons Learned Workshop1 Overview of the TFTR D&D Project Erik D. Perry D&D Lessons Learned Workshop June 25-26, 2002 PPPL
June 25-26, 2002D&D Lessons Learned Workshop2 Overview of TFTR D&D Schedule: October 1999 through September 2002 Original Estimated Project Cost: $40.3M Projected Project Cost at Completion: $36.8M Objectives: –Remove activated and/or contaminated components from the TFTR Test Cell, Test Cell Basement and Tritium Area. (Tritium Area later changed to mothball) –Provide data for the decommissioning of future fusion projects.
June 25-26, 2002D&D Lessons Learned Workshop3 TFTR D&D Summary Schedule
June 25-26, 2002D&D Lessons Learned Workshop4 TFTR Before D&D
June 25-26, 2002D&D Lessons Learned Workshop5 Overview of TFTR D&D cont Not a typical decontamination and decommissioning (D&D) project Will not be returned to “green field” conditions Facility will not be released for unrestricted use Not a capital project - funded with operating money
June 25-26, 2002D&D Lessons Learned Workshop6 TFTR D&D Organization
June 25-26, 2002D&D Lessons Learned Workshop7 Management of TFTR D&D Project Used existing PPPL Project Control Systems (PCS) Cost - Performance Measurement System employed utilizing earned value techniques Schedule - PC based “Primavera” System Management Meetings / Project Reports
June 25-26, 2002D&D Lessons Learned Workshop8 Work Breakdown Structure 1.0Engineering 1.1Oversight & Planning 1.2Area Preparations 1.3Non-Tokamak Removals 1.4Tokamak Removal Engineering 2.0Field Operations 2.1Oversight & Support (Field Ops) 2.2Area Preparations (Field Ops) 2.3Non-Tokamak Removals (Field Ops) 2.4Tokamak Removals (Field Ops)
June 25-26, 2002D&D Lessons Learned Workshop9 Work Breakdown Structure cont 3.0Project Management 3.1Project Office 3.2Work Control Center 3.3Configuration and Document Control 4.0Health Physics and Safety 4.1HP Oversight 4.2Safety Oversight
June 25-26, 2002D&D Lessons Learned Workshop10 Work Breakdown Structure cont 5.0Radwaste Operations 5.1 Radwaste Management 5.2Containers and Supplies 5.3Transportation and Disposal 5.4Mixed Waste
June 25-26, 2002D&D Lessons Learned Workshop11 Conduct of Operations Worker safety highest priority Protecting environment from tritium release Different set of hazards than TFTR operations Centralized control of work activities Procedure compliance mandatory Clear responsibility and accountability
June 25-26, 2002D&D Lessons Learned Workshop12 Work Package Process Engineering »Define work scope »Conduct Peer Reviews and Design Reviews »Prepare installation/removal procedure »Define prerequisites for field work »Update or void drawings after removal is complete
June 25-26, 2002D&D Lessons Learned Workshop13 Work Package Process cont Work Control Center »Review Engineering Package for completeness »Ensure prerequisites are completed prior to issuing package for work »Arrange for all permits »Release work package to field per schedule »Arrange for resolution of field problems »Return completed work package to Engineering for drawing update/voiding
June 25-26, 2002D&D Lessons Learned Workshop14 Work Package Process cont Construction »Verify and/or perform safing / lockout/tagout per PPPL procedures as required »Perform field work per procedure »Return completed work package to Work Control Center
June 25-26, 2002D&D Lessons Learned Workshop15 Summary The TFTR D&D Project has been performed safely, on time and within budget