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| Issue date | From | Title | Project stage | |
|---|---|---|---|---|
| ML070390057 | 21 February 2007 | Boska J NRC/NRR/ADRO/DORL/LPLA | BVPS Doc Table M | Other |
| ML072550488 | 30 August 2007 | AmerenUE Graessle L H Ameren Corp | 10 CFR 50.55a Request: Proposed Alternative to ASME Section Xi Requirements for Replacement of Class 3 Buried Piping | Request |
| ULNRC-05445, One-Time Completion Time Extension for Essential Service Water (ESW) System | 31 October 2007 | AmerenUE Graessle L | One-Time Completion Time Extension for Essential Service Water (ESW) System | Request |
| ML080040023 | 8 January 2008 | Donohew J NRC/NRR/ADRO/DORL/LPLIV | Forthcoming Meeting with Union Electric Company on the Callaway Plant Relief and Amendment Requests Dated August 3 and October 31, 2007. (Tac No. MD6792 and MD7252) | Meeting |
| ML080250405 | 23 January 2008 | Union Electric Co AmerenUE | Licensee Handout for Meeting with Union Electric Company on the Callaway Plant Relief Request I3R-10 to Use Plastic Pipe in the Safety-Related Essential Service Water (ESW) System | Meeting |
| ML080380288 | 7 February 2008 | Thadani M NRC/NRR/ADRO/DORL/LPLIV | Preliminary Request for Additional Information | RAI |
| ML080380647 | 29 February 2008 | Donohew J NRC/NRR/ADRO/DORL/LPLIV | Summary of Meeting with Union Electric Company Callaway Plant, Unit 1, 8/30/2007 Relief Request and 10/31/2007 License Amendment Request Applications Related to Replacement of Essential Service Water Piping (Tac No. MD6792 and MD7252) | Meeting |
| ULNRC-05434, CFR50.55a Request: Proposed Alternative to ASME Section X1 Requirements for Replacement of Class 3 Buried Piping | 17 April 2008 | Union Electric Co AmerenUE Graessle L | CFR50.55a Request: Proposed Alternative to ASME Section X1 Requirements for Replacement of Class 3 Buried Piping | Request |
| ML081580011 | 10 June 2008 | Thadani M NRC/NRR/ADRO/DORL/LPLIV | Request for Additional Information, Relief Request No. 13R-10 and License Amendment Request to Revise TS 3.7.8, Essential Service Water System, and TS 3.8.1, AC Sources - Operating, for One-time CT Extension Underground Piping | RAI |
| ML081750644 | 24 June 2008 | Thadani M NRC/NRR/ADRO/DORL/LPLIV | Forthcoming Meeting with Union Electric Company on the Callaway Plant to Discuss the Licensee'S Responses to NRC Request for Additional Information Relief and License Amendment Requests | RAI |
| ULNRC-05517, CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping | 10 July 2008 | Union Electric Co AmerenUE Mills K | CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping | Request |
| ULNRC-05529, CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping | 24 July 2008 | Union Electric Co AmerenUE Graessle L | CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping | Request |
| ML082630799 | 5 September 2008 | Union Electric Co AmerenUE Musto T Tam M | Calculation 2007-13241, Rev. 1, Minimum Wall Thickness for ESW Buried Hdpe Piping. | Other |
| ML082630800 | 12 September 2008 | Union Electric Co AmerenUE Medrano C Musto T | Calculation 2007-16760, Rev. 0, Buried Hdpe Piping Stress Analysis. | Other |
| ULNRC-05542, Transmittal of Callaway, Unit 1, Additional Information Regarding 10CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping | 15 September 2008 | Union Electric Co AmerenUE Graessle L | Transmittal of Callaway, Unit 1, Additional Information Regarding 10CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping | Request |
| ULNRC-05553, Follow-up Information Regarding 10CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping (TAC No. MD67920) | 9 October 2008 | Union Electric Co AmerenUE Graessle L | Follow-up Information Regarding 10CFR50.55a Request: Proposed Alternative to ASME Section XI Requirements for Replacement of Class 3 Buried Piping (TAC No. MD67920) | Request |
| ML082640007 | 31 October 2008 | Markley M Plant Licensing Branch IV | Relief Request I3R-10 for Use of Polyethylene Pipe in Lieu of Carbon Steel Pipe in Buried Essential Service Water Piping System | Acceptance Review |
| ML083100288 | 7 November 2008 | Markley M Plant Licensing Branch IV | Relief Request 13R-10 Approved on October 31, 2008, for Third 10-Year Inservice Inspection Interval for Use of Polyethylene Pipe in Lieu of Carbon Steel Pipe in Buried Essential Service Water Piping System | Acceptance Review |
| ULNRC-05563, One-Time Completion Time Extension for Essential Service Water System | 1 December 2008 | Union Electric Co AmerenUE Graessle L | One-Time Completion Time Extension for Essential Service Water System | Other |
| ML083450327 | 19 December 2008 | Thadani M Plant Licensing Branch IV | Summary of Meeting with Representatives of Union Electric Company, Licensee for Callaway Plant, Unit 1 Second Round of Requests for Information, Extension of Completion Time for Essential Service Water Systems (TAC Nos. MD6792 & MD7252) | Meeting |
| ULNRC-06115, CFR 50.55a Request: Proposed Alternative to ASME Section XI Alternative Technical Requirements for Class 3 Buried Piping | 10 June 2014 | Ameren Missouri Maglio S | CFR 50.55a Request: Proposed Alternative to ASME Section XI Alternative Technical Requirements for Class 3 Buried Piping | Request |