ML12213A383
| ML12213A383 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 12/02/2011 |
| From: | John Rutkowski NRC/RGN-III |
| To: | Thomas Briley, Jamnes Cameron, Murphy M Office of Nuclear Reactor Regulation, NRC/RGN-III |
| References | |
| FOIA/PA-2012-0121 | |
| Download: ML12213A383 (2) | |
Text
Graves, Herman From:
Sent:
To:
Cc:
Subject:
Attachments:
Rutkowski, John Friday, December 02, 2011 12:11 PM Briley, Thomas; Murphy, Martin; Cameron, Jamnes; Wilson, Adam; Kimble, Daniel; Hills, David; Haskell, Russell; Nolan, Ryan; Mahoney, Michael; Hernandez, Pete; Mitlyng, Viktoria; Chandrathil, Prema; Neurauter, James; Zimmerman, Jacob; Hoang, Dan; Logaras, Harral; Barker, Allan; Sheikh, Abdul; Snyder, Amy; Wiebe, Joel; Meghani, Vijay; Smagacz, Phillip; Riley (OCA), Timothy; Jessup, William; Graves, Herman; Sakai, Stacie; Manoly, Kamal; Rezai, Ali; Sanchez Santiago, Elba; Steffes, Jakob; Lupold, Timothy; Gonzalez, Hipolito; Thorp, John; CuadradoDeJesus, Samuel; Thomas, George; Auluck, Rajender; Lehman, Bryce; Morey, Dennis; Burza, Justine; Stone, AnnMarie; Hogan, Rosemary; Case, Michael; Richards, Stuart; Hiland, Patrick; Orth, Steven; Cheok, Michael; Boland, Anne; Lougheed, Patricia Shear, Gary; OBrien, Kenneth; West, Steven; Reynolds, Steven; Pederson, Cynthia; Uhie, Jennifer Licensee Projected Timeline TimeLineDB-Restart.docx Ladies and gentlemen, Below and attached is a timeline for Davis-Besse restart activities derived from a recent licensee critical path schedule. Also below is the timeline (or more appropriately an expected sequence of activities) for us/NRC as currently reflected in our existing Communications Plan for Davis-Besse.
J. Rutkowski Davis-Besse Licensee Projected Time Line Plant Restart Time Plant Event Plant Status T=0=T(O)
Decision by NRC that Licensee Mode 5; RCS Temperature (T) <
provided sufficient information to show 200F Shield Building Functionality T(0) + 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> Plant enter Mode 4 RCS T >200F T(O) + 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> Plant enter Mode 3 (Hot Standby)
RCS T >280F T(0) + 37 hours4.282407e-4 days <br />0.0103 hours <br />6.117725e-5 weeks <br />1.40785e-5 months <br /> Plant at full pressure and temperature RCS T =532F; RCS 2155 psig T(O) + 50 hours5.787037e-4 days <br />0.0139 hours <br />8.267196e-5 weeks <br />1.9025e-5 months <br /> Plant enter Mode 2 Shutdown Rod Banks Out; reactivity >0.99 Keff; reactor critical or near critical T(0) + 58. hours Plant enter Mode I Reactor power >5%
T(0) + 108 Turbine generator paralleled to Reactor power approximately 20%
hours electrical grid and increasing Dates assuming that time T(O) is Friday 1800 ET I
Time I
Date and Time
/5!
1
T=0=T(0)
Friday, December 02; 1800 T(0) + 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> Friday, December 02; 2000 T(0) + 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> Saturday, December 3; 0600 T(0) + 37 hours4.282407e-4 days <br />0.0103 hours <br />6.117725e-5 weeks <br />1.40785e-5 months <br /> Sunday, December 4; 0700 T(0) + 50 hours5.787037e-4 days <br />0.0139 hours <br />8.267196e-5 weeks <br />1.9025e-5 months <br /> Sunday, December 4; 2000 T(0) + 58 hours6.712963e-4 days <br />0.0161 hours <br />9.589947e-5 weeks <br />2.2069e-5 months <br /> Monday, December 5; 0400 T(0) + 108 hours0.00125 days <br />0.03 hours <br />1.785714e-4 weeks <br />4.1094e-5 months <br /> Wednesday, December 7; 0600 TIMELINE (from existing Communications Plan)
Complete review of utility's analysis - Hills/Neurauter Negotiate CAL items with licensee - Cameron Reach a conclusion - Hills/Neurauter Set up brief for Congressional staffs - Riley Plant goes to Mode 4 Brief Congressman Kucinich, Markey and Captor - Riley/Hills/Cameron Issue CAL - Cameron Issue Communications Plan Addendum for Restart - Mitlyng/Briley Brief state and local official - Logaras, Barker After briefings begin, issue press release for restart and CAL and make Q&As public -
Mitlyng/Briley Plant goes to Mode 1 Conduct Public Meeting Complete inspection - Hills/Neurauter Issue inspection report - Hills/Neurauter 2