Rec. 2004-2
Active Confinement Systems

• 2004-2 BY YEAR:

No document links for 2013

• November 30, 2012, Department letter providing an update of DOE's progress to achieve closure of ventilation system gaps for the Office of Environmental Management facilities. [PDF]

• February 10, 2011, Department letter forwarding Deliverable 8.6.5 of the Implementation Plan for Recommendation 2004-2, Active Confinement Systems. [PDF]

• October 1, 2010, Department letter transmitting updated reports regarding confinement ventilation systems for the U-233 project as part of IP 2004-2. [PDF]
• June 30, 2010, Department letter transmitting an Exclusion Report for Commitment 8.3 of IP 2004-2 for the Gamma Irradiation Facility at the Sandia National Laboratories. [PDF]
• June 25, 2010, EM Active Confinement System Upgrade Team Review Report and Recommendations committed to in the December 31, 2009 EM letter to the Board. [PDF]
• January 27, 2010, Department letter transmitting the 2004-2 IP Commitments 8.6.3 and 8.6.5 deliverables for Y-12. [PDF]

• December 31, 2009, Department letter transmitting deliverables for the 2004-2 IP commitment 8.6.5. [PDF]
• September 4, 2009, Department letter transmitting the 2004-2, Active Confinement Systems, IP deliverables 8.6.3 and 8.6.5 for the Criticality Experimental Facility located in the Device Assembly Facility at the Nevada Test Site. [PDF]
• September 2, 2009, Department letter transmitting the 2004-2, Active Confinement Systems, IP deliverables 8.6.3 and 8.6.5 for the Waste Solidification Building at SRS. [PDF]
• August 31, 2009, Department letter transmitting the 2004-2, Active Confinement Systems, IP deliverables 8.6.3 and 8.6.5 for the Annular Core Research Reactor at SNL. [PDF]
• July 29, 2009, Department letter providing revised schedule and commitments for completing the remaining 2004-2 IP deliverables. [PDF]
• June 16, 2009, Department letter forwarding the final "PF-4 Ventilation System Evaluation". [PDF]
• April 21, 2009, Board letter establishing a 60-day reporting requirement for providing a report on actions to be taken to complete the deliverables and remediate deviations from the guidance developed in accordance with the 2004-2 Implementation Plan. [PDF]
• January 13, 2009, Board letter establishing a 90-day reporting requirement for submitting several deliverables associated with the ventilation system review and upgrading of the LANL Plutonium Facility. [PDF]

• August 19, 2008, Departmental letter transmitting CVS evaluation report prepared in response to the 2004-2 Implementation Plan for Y-12. [HTML] [PDF] [DOC]
• August 19, 2008, Departmental letter transmitting CVS evaluation report prepared in response to the 2004-2 Implementation Plan for Pantex. [HTML] [PDF] [DOC]
• July 8, 2008, Department letter transmitting the 2004-2, Active Confinement Systems, IP deliverables 8.6.3 and 8.6.5 for the Plutonium Facility (Building 332) at the Lawrence Livermore National Laboratory. [PDF]
• June 2, 2008, Department letter that transmits 6 NNSA Exclusion Reports and identifies one new facility for which a ventilation system evaluation will be performed in accordance with the IP for Recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• March 10, 2008, Department letter regarding the revised Implementation Plan (IP) for the Defense Nuclear Facilities Safety Board Recommendation 2004-2, Active Confinement Systems. [HTML]

• December 10, 2007, Department letter transmitting the office of Environmental Management's Low Priority Facility Review Reports to satisfy Commitment 8.6.3 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• November 2, 2007, Department letter reporting the results of the review of NNSA site office and contractor procedures and mechanisms for using the 25 rem evaluation guideline as required under Deliverable 8.9.1 of the Implementation Plan 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• September 10, 2007, Department letter regarding Commitment 8.6.3 for Department of Energy implementation plan for Board recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• June 29, 2007, Department letter reporting the conclusion of Environmental Management's review of site procedures and safety bases mechanisms for using the 25 rem evaluation guideline to satisfy Commitment 8.9.1 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• June 8, 2007, Department letter forwarding the Office of Environmental Management (EM) High Priority Facility Review Reports relative to Commitment 8.6.3 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• March 23, 2007, Department letter reporting completion of the Environmental Management's portion of Commitment 8.9.1 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• March 13, 2007, Board letter regarding the Department's revised 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• March 6, 2007, Department letter reporting completion of Deliverable 8.6.4 in the 2004-2 implementation plan, Active Confinement Systems, which requires the Department to revise the Ventilation System Evaluation Guidance document based on experience and lessons learned from the pilot facility evaluations. [HTML] [PDF] [DOC]
• February 28, 2007, Department letter forwarding two DOE internal memoranda regarding ventilation system evaluations relative to Commitment 8.6 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• February 15, 2007, Department letter regarding the Pit Disassembly and Conversion Facility (PDCF) ventilation system review results. [HTML] [PDF] [DOC]
• January 25, 2007, Department letter forwarding the Office of Environmental Management Pilot Facility Review Reports as the deliverable for Commitment 8.6.5 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]

• December 19, 2006, Department letter informing the Board that the Pit Disassembly and Conversion Facility has been identified as NNSA's pilot facility in the safety related ventilation system evaluation process relative to Commitment 8.6 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• November 22, 2006, Department letter responding to the Board's August 15, 2006, feedback on the 2004-2 implementation plan revision. [HTML] [PDF] [DOC]
• September 27, 2006, Department letter transmitting two Environmental Management Pilot Facility evaluations for Deliverable 8.6.3 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• August 15, 2006, Board letter providing feedback on the Department's July 12, 2006, revision to the 2004-2 implementation plan, Active Confinement Systems, and requesting a revised plan be submitted in 30 days. [HTML] [PDF] [DOC]
• August 7, 2006, Department letter forwarding the NNSA list of facilities that will complete a Safety Related Ventilation System Evaluation, completing Deliverable 8.6.1 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• August 1, 2006, Department letter providing information on the establishment of an Independent Review Panel (IRP) under Deliverable 8.6.2 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• July 14, 2006, Department letter forwarding the Office of Environmental Management Facility Ventilation System Evaluations Priority Listing, completing Deliverable 8.6.1 in the 2004-2 implementation plan, Revision 1, Active Confinement Systems. [HTML] [PDF] [DOC]
• July 12, 2006, Department letter forwarding the Department's revised implementation plan in response to the Board's recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• March 21, 2006, Department memorandum regarding transfer of NNSA lead for DOE implementation plan for Board recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• March 7, 2006, Department letter providing the NNSA and EM Listing of Hazard Category 3 Defense Nuclear Facilities with an Active Confinement Ventilation System relative to Commitment 8.4 in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• February 2, 2006, Department letter forwarding Ventilation System Evaluation Guidance for Safety-Related and Non-Safety-Related Systems, which are deliverables for Commitments 8.5.4 and 8.7 of the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]

• December 29, 2005, Department letter transmitting Exclusion Reports consistent with Commitment 8.3 of the Department of Energy's Implementation Plan for Defense Nuclear Facilities Safety Board 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• December 15, 2005, Department letter providing status on deliverables 8.5.4, Safety Related Ventilation System Evaluation Guidance and 8.7, Non Safety Related Ventilation System Evaluation Guidance, in the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• October 31, 2005, Department letter forwarding the Exclusion Reporting Process to satisfy Commitment 8.2 of the 2004-2 Implementation Plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• September 30, 2005, Department letter reporting completion of Commitment 8.1 in the 2004-2 Implementation Plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• September 30, 2005, Department letter establishing a new due date for Deliverable 8.5.1, PF-4 Safety Related Ventilation System Evaluation Report, for the 2004-2 implementation plan, Active Confinement Systems. [HTML] [PDF] [DOC]
• September 20, 2005, Department letter reporting completion of Commitment 8.5.2 in the 2004-2 implementation plan, Active Confinement Systems, which requires the Department to assemble a group of subject matter experts to develop appropriate performance and/or design expectations as input to a guidance document for performing the Safety Related Ventilation System Evaluation. [HTML] [PDF] [DOC]
• September 19, 2005, Board letter accepting implementation plan for Board recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• September 1, 2005, Board letter granting NNSA additional time to prepare an adequate response regarding confinement ventilation systems at LANL's Plutonium Facility. [HTML] [PDF] [DOC]
• August 22, 2005, Department letter forwarding DOE's implementation plan for Board recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• July 21, 2005, Board letter acknowledging receipt of the Department's letter dated July 11, 2005 regarding implementation plan 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• July 11, 2005, Department letter notifying the Board that it requires an additional 45 days to complete the implementation plan for Board recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• May 31, 2005, Board letter establishing a 60-day reporting requirement regarding effective safety-class system at the Plutonium Facility at Los Alamos National Laboratory. [HTML] [PDF] [DOC]
• April 5, 2005, Federal Register publication of the Department's response to Board recommendation 2004-2, Active Confinement Systems. [HTML] [PDF]
• March 18, 2005, Department letter accepting Board Recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• February 10, 2005, Board letter granting an additional 45 days to respond to Recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]
• January 31, 2005, Department letter requesting an additional 45 days to respond to Board recommendation 2004-2, Active Confinement Systems. [HTML] [PDF] [DOC]

• December 15, 2004, Federal Register publication of DNFSB Recommendation 2004-2, Active Confinement Systems. [HTML] [PDF]
• December 7, 2004, Board letter forwarding Recommendation 2004-2, Active Confinement Systems with Technical Report DNFSB/TECH-34, Confinement of Radioactive Materials at Defense Nuclear Facilities. [HTML] [PDF] [DOC]