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Information Archive - Board Recommendations
RECOMMENDATION DOCUMENTS  
  2019-2   2019-1   2012-2   2012-1   Other  

Rec. 2012-2
Hanford Tank Farms Flammable Gas Safety Strategy


2012-2 BY YEAR:2019 2018 2017 2016 2015 2014 2013 2012 
 This page last updated Thursday, January 17, 2019

Key Documents & Information
  • Board Recommendation:  from Chairman Peter S. Winokur to Secretary Chu, dated September 28, 2012. [PDF]
  • Department Response:  from Secretary Chu to Chairman Peter S. Winokur, dated January 7, 2013 [PDF]
  • Department Implementation Plan:  dated June 6, 2013. [PDF]
    Updated schedules for some deliverables in the Implementation Plan, August 29, 2014. [PDF]
    Revision 1, dated March 24, 2016. [PDF]
  • Contact Information

Chronicle of Related Correspondence

2019
  • April 1, 2019, DNFSB Twenty-Ninth Annual Report to Congress for Calendar Year 2018. [PDF]

2018
  • December 21, 2018, Department letter informing the Board of schedule delays to complete Actions 2-3 and 2-4 of the DOE Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • November 6, 2018, Department letter informing the Board that DOE has completed Action 3-1 (provide safety-significant annulus level detectors in each of the double-shell tank annuli where the flammable gas hazards exist) of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • July 23, 2018, Department letter informing the Board that DOE has completed Action 2-2 (installation of safety significant instrumentation for real-time monitoring of the ventilation exhaust flow from each double-shell tank where the flammable gas hazard exists) of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]

2017
  • December 11, 2017, Department letter informing the Board of the status of activities for Action 3-1 (Provide safety-significant annulus level detectors in each of the double-shell tank annuli where flammable gas exists) of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • October 26, 2017, Board letter providing its annual status update on DOE’s progress regarding Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]

2016
  • December 27, 2016, Department letter informing the Board of the delay in the completion date for Action 3-1 (Provide safety-significant annulus level detectors in each of the double-shell tank annuli where flammable gas exists) of Recommendation 2012-2, Hanford Tank Farm Flammable Gas Safety Strategy. [PDF]
  • September 16, 2016, Board letter documenting the DOE progress made during fiscal year 2016 for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • March 24, 2016, Department letter transmitting the revised Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]

2015
  • October 27, 2015, Department letter responding to the Board letter of December 5, 2014, and transmitting its evaluation of the streamlined approach to upgrade the Double-Shell Tank primary ventilation system at the Hanford site. [PDF]
  • October 26, 2015, Board letter communicating its evaluation on DOE’s progress for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy, and requesting an update of the DOE Implementation Plan (IP) to reflect current delivery dates of IP deliverables. [PDF]
  • February 6, 2015, Department letter transmitting deliverable for Action 5-1 of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]

2014
  • December 5, 2014, Board letter establishing a reporting requirement for an updated report and briefing on the safety strategy for upgrading the double-shell tank ventilation. [PDF]
  • October 30, 2014, Department letter providing a clarification to the letter dated September 10, 2014, regarding deliverable 1-2 of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • September 10, 2014, Department letter transmitting deliverable 1-2 of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • September 10, 2014, Department letter transmitting deliverable 1-3 of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • August 29, 2014, Department letter informing the Board of the changes in the expected delivery dates for certain deliverables in the DOE Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • March 19, 2014, Department letter transmitting deliverable 4-2 (Demonstrate current capabilities to recover from a loss of ventilation) of the DOE Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • January 31, 2014, Department letter transmitting deliverable 2-1 of the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]

2013
  • July 17, 2013, Board letter accepting the Department’s Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • June 6, 2013, Department letter transmitting the Implementation Plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • April 19, 2013, Department letter notifying the Board that DOE is executing a 45 day extension for completing the implementation plan for Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • March 4, 2013, Department letter informing the Board that DOE has completed the implementation of the Tank Farms Documented Safety Analysis upgrade. [PDF]
  • February 12, 2013, Federal Register notice correction for the Department's response to Board recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • January 22, 2013, Federal Register publication of the Department's response to Board recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • January 7, 2013, Department letter accepting Board Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]

2012
  • November 27, 2012, Department letter requesting a 45-day extension to respond to Board Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • October 12, 2012, Federal Register publication of DNFSB Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]
  • September 28, 2012, Board letter forwarding Recommendation 2012-2, Hanford Tank Farms Flammable Gas Safety Strategy. [PDF]