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| | issue date = 11/09/1973 | | | issue date = 11/09/1973 |
| | title = Letter Confirming a 10/29/1973 Conversation Concerning Failure of the Air Start System on Diesel Generator Number 3 - Dresden Unit 3 | | | title = Letter Confirming a 10/29/1973 Conversation Concerning Failure of the Air Start System on Diesel Generator Number 3 - Dresden Unit 3 |
| | author name = Worden W P | | | author name = Worden W |
| | author affiliation = Commonwealth Edison Co | | | author affiliation = Commonwealth Edison Co |
| | addressee name = Giambusso A | | | addressee name = Giambusso A |
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| =Text= | | =Text= |
| {{#Wiki_filter:* ...... UNITED STATES ATOMIC ENERGY COMMISSION DIVISION OF COMPLIANCE REGION Ill 799 ROOSEVELT ROAD GLEN ELLYN, ILLINOIS 60137 A. RO Inspection Report No. Transmittal Date Distribution: | | {{#Wiki_filter:* UNITED STATES ATOMIC ENERGY COMMISSION DIVISION OF COMPLIANCE REGION Ill 799 ROOSEVELT ROAD TELEPHONE GLEN ELLYN, ILLINOIS 60137 (31 Z) 858-Z660 A. RO Inspection Report No. |
| RO Chief, FS&EB RO:HQ (5) Distribution: | | Transmittal Date Distribution: Distribution: |
| RO Chief, FS&EB
| | RO Chief, FS&EB RO Chief, FS&EB RO:HQ (5) |
| * RO:HQ (4) TELEPHONE (31 Z) 858-Z660 DR Centra 1 Files Regulatory Standards (3) Licensing (13) L:D/D for Fuel & Materials DR Central Files RO Files' B. RO Inquiry Report No. Tranamittal Date Distribution: | | * RO:HQ (4) |
| RO Chief, FS&EB RO:HQ (5) DR Central Files Regulatory Standards (3) Licensing (13) RO Files RO Files Distribution: | | DR Centra 1 Files L:D/D for Fuel & Materials Regulatory Standards (3) DR Central Files Licensing (13) RO Files RO Files' B. RO Inquiry Report No. |
| RO Chief, FS&EB RO:HQ DR Central .Files RO Files C. Incident Notification From: Commonwealth Edison Co. (Licensee
| | Tranamittal Date Distribution: Distribution: |
| & Docket No. (o No.) Transmittal Date Distribution: | | RO Chief, FS&EB RO Chief, FS&EB RO:HQ (5) RO:HQ DR Central Files DR Central .Files Regulatory Standards (3) RO Files Licensing (13) |
| RO Chief, FS&EB RO:HQ (4) Licensing (4) DR Central Files RO Files November 9, 1973 Distribution: | | RO Files C. Incident Notification From: Commonwealth Edison Co. |
| RO chief, FS&EB RO:HQ (4) L:D/D for Fuel & Materials DR Central Files RO Files
| | (Licensee & Docket No. (o No.) |
| , ... ,1 ... -u .... 1., ...... _- | | Transmittal Date November 9, 1973 Distribution: Distribution: |
| *:: -.: ::-:.-:
| | RO Chief, FS&EB RO chief, FS&EB RO:HQ (4) RO:HQ (4) |
| Cl-020684C302> | | Licensing (4) L:D/D for Fuel & Materials DR Central Files DR Central Files RO Files RO Files |
| PD 10/29/73 154*0 I,, *1 *" o' .. 1.. ? o '=* ' , : L.: :J .1 \, , __ ,,i I r 1 .. lC.::i l?MVEIC MVN 03169 TDVE MORRIS ILL. 125 10-29 1145A CST ..... PMS JAMl:S G KEPPLER REGIONAL DIR_ECTOR DIRECTORATE OF REGULARITY OPERATIONS REGION 3 US ATOMIC ENERGY COMMISSION 799 ROOSEVELT RD GLEN ELLYN ILL 60137 ;:)UBJECT D?R-25 DRESDEN NUCLEAR POWER-STATION UNIT 3. | | |
| WILL CONFIRf1 A COONVERSATION WITH MR F MAURA OF YOUR OFFICE AI 1120 HOURS THIS DATE CONCERNING A FAILURE OF THE AIR START SYSTEM ON DIESEL GENERATOR NUMBER 3. ON OCTOBER 28, 1973 AT 910AM FOR UNIT 3 WAS IN THE COLD CH£CK DOWN CONDITION DIESEL NUMBER 3 WAS GIVEN A START SIGNAL FOR SOME PLANNED TESTING. | | , ...,1 ... - u . . . . 1.,...... _- ~-.-'**,*:** *:: - |
| INSUFFICIENT | | .: ~ |
| ::>IARTING. | | *--~* ~""'VE.£195C1542) Cl-020684C302> PD 10/29/73 154*0 I,,:J *1 *".1 o'\, . ,?__ o 'I=* r' , ~_1 : L.: u~ |
| AIR LINE AND THE DIESEL STARTED AND OPERATED SATISFACTORILY | | 1.. ,,i 1 .. |
| *. 2/3 DIESEL GENERATOR WAS ALSO STARTED SF-1201 (R5-69) . . . ... .. ----*-*-**-* -****--** ... | | lC.::i l?MVEIC MVN 03169 TDVE MORRIS ILL. 125 10-29 1145A CST PMS JAMl:S G KEPPLER REGIONAL DIR_ECTOR DIRECTORATE OF REGULARITY OPERATIONS REGION 3 US ATOMIC ENERGY COMMISSION 799 ROOSEVELT RD GLEN ELLYN ILL 60137 |
| -*-** AND LOADED TO VERIFY ... lI.S OPERABILITY. | | ;:)UBJECT D?R-25 DRESDEN NUCLEAR POWER- STATION UNIT 3. |
| AN INVESTIGATION INTO THE CAUSE OF FAILURE l.;;) UNDERWAY W P WORDEN SUPERINIENDENI DRESDEN NUCLEAR POWER .STATION CO!rJMONWEAL IH EDISON COMPANY RO UTE 1 MORR IS ILL OCT 3 1 SF-1201 (R5-69) / :* .*. ,* | | IHl~ WILL CONFIRf1 A COONVERSATION WITH MR F MAURA OF YOUR OFFICE AI 1120 HOURS THIS DATE CONCERNING A FAILURE OF THE AIR START SYSTEM ON DIESEL GENERATOR NUMBER 3. |
| *li:'.1.t*.-, | | ON OCTOBER 28, 1973 AT 910AM FOR UNIT 3 WAS IN THE COLD CH£CK DOWN CONDITION DIESEL GENERAI~~ NUMBER 3 WAS GIVEN A START SIGNAL FOR SOME PLANNED TESTING. INSUFFICIENT |
| n\f * * | | ::>IARTING. AIR LINE AND THE DIESEL STARTED AND OPERATED SATISFACTORILY *. 2/3 DIESEL GENERATOR WAS ALSO STARTED SF-1201 (R5-69) |
| --. . . .. .-.... e :* ,: .. . . . \ \ + 50-249 i1iU WSH U.S'. *ATOMIC | | ~:-- |
| . .. . t-wx.UNIT | | :~ |
| . ICS IPMVEIC t''lVN 03170 TOVE MORRIS ILL 1145A CST PMS .4 GIAMBUSSO DEPUTY D.-IRECTOR FOR REACTOR PROJECTS illRECTORATE OF US ATOMJC ENERGY COMMISSION 1.-.iASHINGTON DC 205/iS SUBJECT DPR'."'25 DRESDEN NUCLEAR POl.JER STATION UNIT 3. *'-. )* .... WILL CONFIRM A COONVERSATfdN WITH 'MR F MAURA OF YOUR OFFICE . . AT 1120 HOURS THIS DATE CONCERNING A FAILURE OF THE AIR START SYSTEM ON DIESEL GENERATOR NUMBER 3.
| | *-**-**---~ -*-** |
| Bl 1973 .AT 910AM FOR UNIT 3 WAS iN TH£ COLD '* | | AND LOADED TO VERIFY / ,* |
| DOWN CONDITION. | | lI.S OPERABILITY. AN INVESTIGATION INTO THE CAUSE OF FAILURE l.;;) UNDERWAY W P WORDEN SUPERINIENDENI DRESDEN NUCLEAR POWER .STATION CO!rJMONWEAL IH EDISON COMPANY RO UTE 1 MORR IS ILL OCT 3 1 SF-1201 (R5-69) |
| DIESEL GENERATOR NUMBER 3 WAS GIVEN A START FOR SOME PLANNED' TESTING* | | |
| INSUFFICIENT I STARTING AIR AND THE DIESEL AND OPERATED SATISFACTORILY*
| | *li:'.1.t*.-, n\f* |
| 2/3 DIESEL GENERATOR WAS .4LSO STARTED TO VERIFY ITS OPERPl.BILITY. | | **!-_~~ |
| AN INVESTIGATION | | -- . ~~:;;:. |
| :INTO Ti-IE CAUSE OF FAILURE IS UNDERWAY 1-J P WORDEN / I SUPERINTENDENT DRESDEN NUCLEAR POWER COMMONWEALTH EDISON COMPANY ROUTE 1 MORRIS ILL 823PEDT + ' WESTERN UN\ON"lNCQMlNG* | | . . .. .-.... ~*- e:* ,: |
| \ I (. j *}} | | .. . . . \ j * |
| | \ |
| | + |
| | 50-249 i1iU WSH U.S'. *ATOMIC E~ERGY co~~ |
| | . .. . t-wx.UNIT |
| | )* |
| | ICS IPMVEIC t''lVN 03170 TOVE MORRIS ILL 125.1~-29 1145A CST PMS .4 GIAMBUSSO DEPUTY D.-IRECTOR FOR REACTOR PROJECTS illRECTORATE OF LICE~SING US ATOMJC ENERGY COMMISSION 1.-.iASHINGTON DC 205/iS SUBJECT DPR'."'25 DRESDEN NUCLEAR POl.JER STATION UNIT 3. |
| | ~IS WILL CONFIRM A COONVERSATfdN |
| | . .WITH 'MR F MAURA OF YOUR OFFICE AT 1120 HOURS THIS DATE CONCERNING A FAILURE OF THE AIR START SYSTEM ON DIESEL GENERATOR NUMBER 3. |
| | ~OCTOBER Bl 1973 .AT 910AM FOR UNIT 3 WAS iN TH£ COLD '* |
| | ~ECK DOWN CONDITION. DIESEL GENERATOR NUMBER 3 WAS GIVEN A START ~IGNAL FOR SOME PLANNED' TESTING* INSUFFICIENT |
| | ~: |
| | I STARTING AIR Li~E AND THE DIESEL ~TARTED AND OPERATED SATISFACTORILY* 2/3 DIESEL GENERATOR WAS .4LSO STARTED A~D1LOADED TO VERIFY ITS OPERPl.BILITY. AN INVESTIGATION :INTO Ti-IE CAUSE OF FAILURE IS UNDERWAY 1-J P WORDEN / |
| | I SUPERINTENDENT DRESDEN NUCLEAR POWER ST~TION COMMONWEALTH EDISON COMPANY ROUTE 1 MORRIS ILL 823PEDT |
| | + p~ |
| | ' WESTERN UN\ON"lNCQMlNG* |
| | \ I |
| | (.}} |
|
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Category:Letter
MONTHYEARML24249A1362024-09-0404 September 2024 EN 57304 - Westinghouse Electric Company, LLC, Final Report - No Embedded Files. Notification of the Potential Existence of Defects Pursuant to 10 CFR Part 21 IR 05000237/20230052024-08-28028 August 2024 Updated Inspection Plan and Assessment Follow-Up Letter for Dresden Nuclear Power Station, Units 2 and 3 (Report 05000237/2023005; 05000249/2024005) ML24239A3972024-08-23023 August 2024 Rssc Wire & Cable LLC Dba Marmon - Part 21 Final Notification - 57243-EN 57243 IR 05000237/20240022024-08-14014 August 2024 Integrated Inspection Report 05000237/2024002 and 05000249/2024002 IR 05000237/20240102024-08-0909 August 2024 NRC Age-Related Degradation Inspection Report 05000237/2024010 and 05000249/2024010 IR 05000237/20230112024-08-0707 August 2024 Reissue - Dresden Nuclear Power Station, Units 2 and 3 Comprehensive Engineering Team Inspection Report 05000237/2023011 and 05000249/2023011 IR 05000237/20200012024-08-0606 August 2024 Reissue - Dresden Nuclear Power Station, Units 2 and 3 - Integrated Inspection Report 05000237/2020001 and 05000249/2020001 ML24184A1712024-08-0202 August 2024 SLRA Schedule Letter RS-24-073, Alternative Schedule to Complete Decommissioning Beyond 60 Years of Permanent Cessation of Operations – Additional Information Supporting Request to Withhold Security-Related Information2024-07-31031 July 2024 Alternative Schedule to Complete Decommissioning Beyond 60 Years of Permanent Cessation of Operations – Additional Information Supporting Request to Withhold Security-Related Information ML24136A1322024-07-30030 July 2024 Transmittal Letter for Renewed License ML24208A0962024-07-25025 July 2024 57243-EN 57243 - Rssc Wire & Cable LLC, Dba Marmon - Part 21 Notification ML24193A0882024-07-24024 July 2024 Request for Withholding Information from Public Disclosure for Dresden Nuclear Power Station, Unit 1 Alternative Schedule to Complete Decommissioning Beyond 60-Years of Permanent Cessation of Operations (Docket 50-10) ML24204A1862024-07-24024 July 2024 – Regulatory Audit in Support of License Amendment Requests to Adopt TSTF 505, Revision 2; TSTF-591, Revision 0; and 10 CFR 50.69 IR 05000237/20243012024-06-27027 June 2024 NRC Initial License Examination Report 05000237/2024301; 05000249/2024301 ML24138A0572024-06-26026 June 2024 – Issuance of Amendment Nos. 285 and 278 Application to Adopt TSTF-564, “Safety Limit Mcpr” ML24138A1812024-06-18018 June 2024 Aging Management Audit Plan Regarding the Subsequent License Renewal Application Review ML24128A2742024-06-14014 June 2024 Notice of Acceptance and Opportunity for Hearing - Letter RS-24-061, Constellation Energy Generation, LLC, Response to NRC Regulatory Issue Summary 2024-01, Preparation and Scheduling of Operator Licensing Examinations2024-06-14014 June 2024 Constellation Energy Generation, LLC, Response to NRC Regulatory Issue Summary 2024-01, Preparation and Scheduling of Operator Licensing Examinations RS-24-063, Response to Request for Additional Information for 10 CFR 50.55a Request No. I5R-222024-06-14014 June 2024 Response to Request for Additional Information for 10 CFR 50.55a Request No. I5R-22 ML24156A2332024-06-11011 June 2024 Letter Supplemental Information for Alternative Schedule to Complete Decommissioning Beyond 60-Years of Permanent Cessation of Operations ML24151A6482024-06-0303 June 2024 Changes in Reactor Decommissioning Branch Project Management Assignments for Some Decommissioning Facilities ML24183A2752024-05-30030 May 2024 Registration of Use of Casks to Store Spent Fuel SVPLTR 24-0020, Registration of Use of Casks to Store Spent Fuel2024-05-30030 May 2024 Registration of Use of Casks to Store Spent Fuel RS-24-056, Application to Adopt 10 CFR 50.69, Risk-Informed Categorization and Treatment of Structures, Systems, and Components for Nuclear Power Reactors2024-05-28028 May 2024 Application to Adopt 10 CFR 50.69, Risk-Informed Categorization and Treatment of Structures, Systems, and Components for Nuclear Power Reactors ML24079A0762024-05-23023 May 2024 Issuance of Amendments to Adopt TSTF 264 SVPLTR 24-0019, Registration of Use of Casks to Store Spent Fuel2024-05-23023 May 2024 Registration of Use of Casks to Store Spent Fuel ML24145A0432024-05-23023 May 2024 Registration of Use of Casks to Store Spent Fuel 10 CFR 72.212 ML24158A0012024-05-22022 May 2024 License Amendment Request to Adopt TSTF-564 (EPID L-2023-LLA-0120) Illinois State Concurrence ML24142A3352024-05-21021 May 2024 Quad Cities—Information Request to Support the NRC Annual Baseline Emergency Action Level and Emergency Plan Changes RS-24-055, 2023 Corporate Regulatory Commitment Change Summary Report2024-05-17017 May 2024 2023 Corporate Regulatory Commitment Change Summary Report ML24135A0722024-05-10010 May 2024 Submittal of 2023 Annual Radiological Environmental Operating Report ML24129A1352024-05-0808 May 2024 License Amendment Request to Revise Technical Specifications to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b, and TSTF-59 ML24128A1212024-05-0707 May 2024 Response to Braidwood and Dresden FOF Dates Change Request (2025) ML24092A3412024-05-0101 May 2024 SLRA - Receipt and Availability - Letter IR 05000237/20240012024-05-0101 May 2024 Integrated Inspection Report 05000237/2024001 & 05000249/2024001 ML24127A0982024-04-30030 April 2024 Radioactive Effluent Release Report RS-24-041, Alternative Request to Utilize Code Case OMN-32, Alternative Requirements for Range and Accuracy of Pressure, Flow, and Differential Pressure Instruments Used in Pump Tests2024-04-30030 April 2024 Alternative Request to Utilize Code Case OMN-32, Alternative Requirements for Range and Accuracy of Pressure, Flow, and Differential Pressure Instruments Used in Pump Tests ML24120A2032024-04-29029 April 2024 Operator Licensing Exam Approval - Dresden Nuclear Power Station, May 2024 IR 05000237/20244012024-04-18018 April 2024 – Security Baseline Inspection Report 05000237/2024401 and 05000249/2024401 ML24108A0082024-04-17017 April 2024 Application for Renewed Operating License RS-24-021, Response to Request for Additional Information for 10 CFR 50.55a Request No. I5R-222024-04-0202 April 2024 Response to Request for Additional Information for 10 CFR 50.55a Request No. I5R-22 RS-24-002, Constellation Energy Generation, LLC - Annual Property Insurance Status Report2024-04-0101 April 2024 Constellation Energy Generation, LLC - Annual Property Insurance Status Report ML24083A0022024-03-22022 March 2024 IEMA-OHS Comment Dresden HI-STORM Exemption EA & Fonsi RS-24-023, Report on Status of Decommissioning Funding.2024-03-22022 March 2024 Report on Status of Decommissioning Funding. SVPLTR 24-0010, Owners Activity Report (OAR-1) for D2R282024-03-15015 March 2024 Owners Activity Report (OAR-1) for D2R28 RS-24-016, Request for Alternative Schedule to Complete Decommissioning Beyond 60 Years of Permanent Cessation of Operations2024-03-14014 March 2024 Request for Alternative Schedule to Complete Decommissioning Beyond 60 Years of Permanent Cessation of Operations RS-24-022, Response to Request for Additional Information by the Office of Nuclear Material Safeguards and Safety to Support Review of a Request for Exemption from Certain Requirements of 10 CFR 72.212 and 10 CFR 72.2142024-03-0808 March 2024 Response to Request for Additional Information by the Office of Nuclear Material Safeguards and Safety to Support Review of a Request for Exemption from Certain Requirements of 10 CFR 72.212 and 10 CFR 72.214 ML24061A1702024-03-0101 March 2024 Request for Information for the NRC Age-Related Degradation Inspection: Inspection Report 05000237/2024010 and 05000249/2024010 IR 05000237/20230062024-02-28028 February 2024 Annual Assessment Letter for Dresden Nuclear Station, Units 2 and 3 (Report 05000237/2023006; 05000249/2023006) RS-24-017, Request for Exemption from Certain Requirements of 10 CFR 72.212 and 10 CFR 72.214 for Dresden Nuclear Power Station – Holtec MPC-68MCBS2024-02-23023 February 2024 Request for Exemption from Certain Requirements of 10 CFR 72.212 and 10 CFR 72.214 for Dresden Nuclear Power Station – Holtec MPC-68MCBS 2024-09-04
[Table view] Category:Note to File incl Telcon Record
MONTHYEARML17252B4162017-09-0909 September 2017 Letter Confirming a Conversation Concerning the Report of an Empty Spent Fuel Shipping Cask Which Had Some Areas of Removable Surface Contamination ML17252B4142017-09-0909 September 2017 Letter Confirming a Conversation Concerning the Failure of HPCI Valve Mo 2-2301-8 During a Maintenance Outage and the Discovery of a Broken Stem ML0528500652005-10-24024 October 2005 Minutes of Conference Call Regarding Dresden MSSV Setpoint Tolerance (Response to License Condition 4 from July 30, 2004 Amendment) ML0331002702002-08-19019 August 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331002432002-08-0707 August 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001982002-05-0808 May 2002 Noie to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001842002-05-0707 May 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001972002-05-0707 May 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001732002-04-25025 April 2002 Note to Telephone Conversation - Robert O'Connell - NMSS 2002-A-0002 ML17252B4171976-12-0606 December 1976 Letter Confirming a 12/06/1976 Conversation Concerning the Receipt of an Empty Spent Fuel Shipping Cask Which Had Some Areas of Removeable Surface Contamination ML17252B4181976-12-0303 December 1976 Letter Confirming a Conversation Concerning Information Received That Indicates the R.W.M. Should Remain in Service or a Qualified Person Must Verify All Control Rod Movement Through 20% Power ML17252B4191976-12-0202 December 1976 Letter Confirming a 12/02/1976 Conversation Concerning Receipt of an Empty Spent Fuel Shipping Cask from GE Morris Operation Which Had Some Areas of Removable Surface Contamination ML17252B4571975-11-17017 November 1975 Letter Confirming a Conversation Concerning Quarterly Closure Timing of IC Main Steam Isolation Valve in Which the Closure Time Was Found at 2.7 Seconds ML17252B4581975-11-0404 November 1975 Letter Confirming a Conversation Concerning Discovery of High Level in the Torus While Running a HPCI Surveillance Check ML17252A4461975-07-31031 July 1975 Incident Notification Concerning Location of Broken Tack Welds on Jet Pump Restrainer Clamp Bolt Keepers During Tv Camera Examination of Unit 3 Jet Pumps - Dresden Unit 3 ML17252A9121975-04-25025 April 1975 Letter Confirming a 04/25/1975 Conversation Concerning Excessive Leakage Through Torus to Drywell Vacuum Breaker 3-1601-32B During Refuel Outage Local Leak Testing - Dresden Unit 3 ML17252A9131975-04-23023 April 1975 Letter Confirming a 04/23/1975 Conversation Concerning Failure of Feedwater Check Valves, 3-220-58A and 62A, and 3A Feedwater Line to Pass Local Leak Rate Test During Refuel Outage Surveillance - Dresden Unit 3 ML17252A7871975-03-19019 March 1975 Note to Confirm a Conversation Concerning Routine Main Steamline High Radiation Monitor Surveillance in Which the a and B Monitors Were Found to Have Set Points in Excess of Technical Specification Values - Dresden Unit 3 ML17252A7891975-03-19019 March 1975 Note to Confirm a Conversation Concerning Routine Main Steamline High Radiation Monitor Surveillance in Which the a and B Monitors Were Found to Have Set Points Exceeding the Techspec Value of 3 Times Background - Dresden Unit 3 ML17252A8241975-02-18018 February 1975 Note to Confirm a Conversation Concerning Discovery of a Leaking Containment Inerting Isolation Valve A03-1601-21 During Local Leak Rate Testing - Dresden Unit 3 ML17252A8251975-02-18018 February 1975 Note Confirming a Conversation Concerning Failure of Bergen Patterson Piping Restraint Number 19 on the Unit 3 HPCI Main Steam Line in the Dry-Well - Dresden Unit 3 ML17252B0291975-02-10010 February 1975 Letter Confirming a 02/10/1975 Conversation Concerning a Leak in a 3/4 Inch Vent Line at Weld on 3C Reactor Feed Pump Casing - Dresden Unit 3 ML17252A8231975-02-10010 February 1975 Note to Confirm a Conversation Concerning a Leak in a 3/4 Inch Vent Line at a Well on 3C Reactor Feed Pump Casing - Dresden Unit 3 ML17252A8371975-01-0707 January 1975 Note Confirming a Conversation Concerning a Xenon Transient Experienced on Unit 3 During a Control Rod Pattern Alteration - Dresden Unit 3 ML17252B0281975-01-0606 January 1975 Letter Confirming a 01/06/1975 Conversation Concerning Excess Chloride Content in Reactor Coolant Water During an Extended Reactor Cleanup System Maintenance Outage - Dresden Unit 3 ML17252A8321975-01-0606 January 1975 Note to Confirm a Conversation Concerning Excess Chloride Content in Unit 3 Reactor Coolant Water During a Extended Reactor Cleanup System Maintenance Outage - Dresden Unit 3 ML17252A4841974-12-0606 December 1974 Letter Confirming a 12/02/1974 Conversation Concerning the Discovery of Minor Leaks on the Minimum Flow Lines for 3A and 3B Reactor Feed Pumps - Dresden Unit 3 ML17252A4911974-10-23023 October 1974 Letter Confirming a 08/28/1974 Conversation Concerning a Failure to Maintain the 3A Core Spray Discharge Header in a Filled Condition - Dresden Unit 3 ML17252A4951974-10-0404 October 1974 Letter Confirming a 10/04/1974 Conversation Concerning the Discovery of DPI83-2352 with a Setpoint Greater than the Technical Specification ML17252A4971974-09-30030 September 1974 Letter Confirming a 09/30/1974 Conversation Concerning Discovery of Lits 3-263-72A and the Set Points Exceeding Technical Specifications ML17252A5001974-09-24024 September 1974 Letter Confirming a 09/24/1974 Conversation Concerning a Through Wall Crack Discovered on Torus Purge Inlet Line 3-8506-18 - Dresden Unit 3 ML17252A5011974-09-24024 September 1974 Letter Confirming a 09/21/1974 Conversation Concerning a Minor Leak from Feed Water Pressure Tap 3241-12A - Dresden Unit 3 ML17252A5051974-09-0909 September 1974 Letter Confirming a 09/09/1974 Conversation Concerning Failure of E Tip Valve to Close - Dresden Unit 3 ML17252B0311974-08-28028 August 1974 Letter Confirming a 08/23/1974 Conversation Concerning a Failure to Maintain the 3A Core Spray Discharge Header in a Filled Condition as Required by Technical Specifications - Dresden Unit 3 ML17252A5071974-08-14014 August 1974 Letter Confirming a 08/08/1974 Conversation Concerning a Failure of the Solenoid Operated Isolation Valve Associated with the 3B Traversing Encore Probe to Close - Dresden Unit 3 ML17252A5081974-08-0606 August 1974 Letter Confirming a 07/26/1974 Conversation Concerning Failure of the Seat Material of the Air Operated Primary Containment Isolation Valve A03-1601-22 - Dresden Unit 3 ML17252A5111974-07-29029 July 1974 Letter Confirming a 07/29/1974 Conversation Concerning Failure of the Seat Material of Air Operated Isolation Valve AO-3-1601-21 - Dresden Unit 3 ML17252A5121974-07-29029 July 1974 Letter Confirming a 07/26/1974 Conversation Concerning the Failure of the Seat Material of Air Operated Primary Containment Valve A03-1601-22 - Dresden Unit 3 ML17252A5151974-07-23023 July 1974 Letter Confirming a 07/19/1974 Conversation Concerning the Discovery of HPCI High Steam Flow Isolation Switch DPIS 3-2352 to Be Out of Flex - Dresden Unit 3 ML17252A5161974-07-19019 July 1974 Letter Confirming a 07/19/1974 Conversation Concerning Discovery of HPCI High Steam Flow Isolation Switch DPIS 3-2352 to Be Out of Flex - Dresden Unit 3 ML17252A5171974-07-16016 July 1974 Letter Confirming a 07/16/1974 Conversation Concerning the Failure to Reach the Required Containment Oxygen Concentration of 4 Percent within 24 Hours of Placing Mode Switch in Run Position - Dresden Unit 3 ML17252A5271974-07-0505 July 1974 Letter Confirming a 05/24/1974 Conversation Concerning the Discovery of a Set Point Drift of L.I.T.S. 3-263-72A Beyond the Technical Specification - Dresden Unit 3 ML17252A5261974-06-24024 June 1974 Letter Confirming a 06/24/1974 Conversation Concerning a Failure of the Air Supply to the Feed Water Regulating Valve on 06/23/1974 - Dresden Unit 3 ML17252A5291974-06-24024 June 1974 Letter Confirming a 06/24/1974 Conversation Concerning a Failure of the Air Supply to the Feed Water Regulating Valve on 06/23/1974 - Dresden Unit 3 ML17252A5251974-06-17017 June 1974 Letter Confirming a 06/17/1974 Conversation Concerning the Failure of Main Steam Drain Valve M03-220-2 to Operate Properly on 05/22/1974 - Dresden Unit 3 ML17252A5361974-06-17017 June 1974 Letter Confirming a 06/17/1974 Conversation Concerning a Failure of Main Steam Valve M03-220-2 to Operate on 05/22/1974 - Dresden Unit 3 ML17252A5241974-06-12012 June 1974 Letter Confirming a 06/12/1974 Conversation Concerning the Discovery of 2 Reactor High Pressure Scram Switches (PS-3-263-55A and C) with Set Points Above the Technical Specification Limit - Dresden Unit 3 ML17252A5231974-06-11011 June 1974 Letter Confirming a 06/11/1974 Conversation Concerning a Small Leak in Line 3-3037B - Dresden Unit 3 ML17252A5401974-06-11011 June 1974 Letter Confirming a 06/11/1974 Conversation Concerning a Small Leak in Line 3-3037B - Dresden Unit 3 ML17252B0321974-06-10010 June 1974 Letter Confirming a 06/10/1974 Conversation Concerning a Failure of a Three Quarter Inch Nipple on Reactor Feed Pump Dispatch Line 3-3201-24 - Dresden Unit 3 2017-09-09
[Table view] Category:Verbal Comm
MONTHYEARML17252B4162017-09-0909 September 2017 Letter Confirming a Conversation Concerning the Report of an Empty Spent Fuel Shipping Cask Which Had Some Areas of Removable Surface Contamination ML17252B4142017-09-0909 September 2017 Letter Confirming a Conversation Concerning the Failure of HPCI Valve Mo 2-2301-8 During a Maintenance Outage and the Discovery of a Broken Stem ML0528500652005-10-24024 October 2005 Minutes of Conference Call Regarding Dresden MSSV Setpoint Tolerance (Response to License Condition 4 from July 30, 2004 Amendment) ML0331002702002-08-19019 August 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331002432002-08-0707 August 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001982002-05-0808 May 2002 Noie to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001842002-05-0707 May 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001972002-05-0707 May 2002 Note to Telephone Conversation - Robert O'Connell - NMSS-2002-A-0002 ML0331001732002-04-25025 April 2002 Note to Telephone Conversation - Robert O'Connell - NMSS 2002-A-0002 ML17252B4171976-12-0606 December 1976 Letter Confirming a 12/06/1976 Conversation Concerning the Receipt of an Empty Spent Fuel Shipping Cask Which Had Some Areas of Removeable Surface Contamination ML17252B4181976-12-0303 December 1976 Letter Confirming a Conversation Concerning Information Received That Indicates the R.W.M. Should Remain in Service or a Qualified Person Must Verify All Control Rod Movement Through 20% Power ML17252B4191976-12-0202 December 1976 Letter Confirming a 12/02/1976 Conversation Concerning Receipt of an Empty Spent Fuel Shipping Cask from GE Morris Operation Which Had Some Areas of Removable Surface Contamination ML17252B4571975-11-17017 November 1975 Letter Confirming a Conversation Concerning Quarterly Closure Timing of IC Main Steam Isolation Valve in Which the Closure Time Was Found at 2.7 Seconds ML17252B4581975-11-0404 November 1975 Letter Confirming a Conversation Concerning Discovery of High Level in the Torus While Running a HPCI Surveillance Check ML17252A4461975-07-31031 July 1975 Incident Notification Concerning Location of Broken Tack Welds on Jet Pump Restrainer Clamp Bolt Keepers During Tv Camera Examination of Unit 3 Jet Pumps - Dresden Unit 3 ML17252A9121975-04-25025 April 1975 Letter Confirming a 04/25/1975 Conversation Concerning Excessive Leakage Through Torus to Drywell Vacuum Breaker 3-1601-32B During Refuel Outage Local Leak Testing - Dresden Unit 3 ML17252A9131975-04-23023 April 1975 Letter Confirming a 04/23/1975 Conversation Concerning Failure of Feedwater Check Valves, 3-220-58A and 62A, and 3A Feedwater Line to Pass Local Leak Rate Test During Refuel Outage Surveillance - Dresden Unit 3 ML17252A7871975-03-19019 March 1975 Note to Confirm a Conversation Concerning Routine Main Steamline High Radiation Monitor Surveillance in Which the a and B Monitors Were Found to Have Set Points in Excess of Technical Specification Values - Dresden Unit 3 ML17252A7891975-03-19019 March 1975 Note to Confirm a Conversation Concerning Routine Main Steamline High Radiation Monitor Surveillance in Which the a and B Monitors Were Found to Have Set Points Exceeding the Techspec Value of 3 Times Background - Dresden Unit 3 ML17252A8241975-02-18018 February 1975 Note to Confirm a Conversation Concerning Discovery of a Leaking Containment Inerting Isolation Valve A03-1601-21 During Local Leak Rate Testing - Dresden Unit 3 ML17252A8251975-02-18018 February 1975 Note Confirming a Conversation Concerning Failure of Bergen Patterson Piping Restraint Number 19 on the Unit 3 HPCI Main Steam Line in the Dry-Well - Dresden Unit 3 ML17252B0291975-02-10010 February 1975 Letter Confirming a 02/10/1975 Conversation Concerning a Leak in a 3/4 Inch Vent Line at Weld on 3C Reactor Feed Pump Casing - Dresden Unit 3 ML17252A8231975-02-10010 February 1975 Note to Confirm a Conversation Concerning a Leak in a 3/4 Inch Vent Line at a Well on 3C Reactor Feed Pump Casing - Dresden Unit 3 ML17252A8371975-01-0707 January 1975 Note Confirming a Conversation Concerning a Xenon Transient Experienced on Unit 3 During a Control Rod Pattern Alteration - Dresden Unit 3 ML17252B0281975-01-0606 January 1975 Letter Confirming a 01/06/1975 Conversation Concerning Excess Chloride Content in Reactor Coolant Water During an Extended Reactor Cleanup System Maintenance Outage - Dresden Unit 3 ML17252A8321975-01-0606 January 1975 Note to Confirm a Conversation Concerning Excess Chloride Content in Unit 3 Reactor Coolant Water During a Extended Reactor Cleanup System Maintenance Outage - Dresden Unit 3 ML17252A4841974-12-0606 December 1974 Letter Confirming a 12/02/1974 Conversation Concerning the Discovery of Minor Leaks on the Minimum Flow Lines for 3A and 3B Reactor Feed Pumps - Dresden Unit 3 ML17252A4911974-10-23023 October 1974 Letter Confirming a 08/28/1974 Conversation Concerning a Failure to Maintain the 3A Core Spray Discharge Header in a Filled Condition - Dresden Unit 3 ML17252A4951974-10-0404 October 1974 Letter Confirming a 10/04/1974 Conversation Concerning the Discovery of DPI83-2352 with a Setpoint Greater than the Technical Specification ML17252A4971974-09-30030 September 1974 Letter Confirming a 09/30/1974 Conversation Concerning Discovery of Lits 3-263-72A and the Set Points Exceeding Technical Specifications ML17252A5001974-09-24024 September 1974 Letter Confirming a 09/24/1974 Conversation Concerning a Through Wall Crack Discovered on Torus Purge Inlet Line 3-8506-18 - Dresden Unit 3 ML17252A5011974-09-24024 September 1974 Letter Confirming a 09/21/1974 Conversation Concerning a Minor Leak from Feed Water Pressure Tap 3241-12A - Dresden Unit 3 ML17252A5051974-09-0909 September 1974 Letter Confirming a 09/09/1974 Conversation Concerning Failure of E Tip Valve to Close - Dresden Unit 3 ML17252B0311974-08-28028 August 1974 Letter Confirming a 08/23/1974 Conversation Concerning a Failure to Maintain the 3A Core Spray Discharge Header in a Filled Condition as Required by Technical Specifications - Dresden Unit 3 ML17252A5071974-08-14014 August 1974 Letter Confirming a 08/08/1974 Conversation Concerning a Failure of the Solenoid Operated Isolation Valve Associated with the 3B Traversing Encore Probe to Close - Dresden Unit 3 ML17252A5081974-08-0606 August 1974 Letter Confirming a 07/26/1974 Conversation Concerning Failure of the Seat Material of the Air Operated Primary Containment Isolation Valve A03-1601-22 - Dresden Unit 3 ML17252A5111974-07-29029 July 1974 Letter Confirming a 07/29/1974 Conversation Concerning Failure of the Seat Material of Air Operated Isolation Valve AO-3-1601-21 - Dresden Unit 3 ML17252A5121974-07-29029 July 1974 Letter Confirming a 07/26/1974 Conversation Concerning the Failure of the Seat Material of Air Operated Primary Containment Valve A03-1601-22 - Dresden Unit 3 ML17252A5151974-07-23023 July 1974 Letter Confirming a 07/19/1974 Conversation Concerning the Discovery of HPCI High Steam Flow Isolation Switch DPIS 3-2352 to Be Out of Flex - Dresden Unit 3 ML17252A5161974-07-19019 July 1974 Letter Confirming a 07/19/1974 Conversation Concerning Discovery of HPCI High Steam Flow Isolation Switch DPIS 3-2352 to Be Out of Flex - Dresden Unit 3 ML17252A5171974-07-16016 July 1974 Letter Confirming a 07/16/1974 Conversation Concerning the Failure to Reach the Required Containment Oxygen Concentration of 4 Percent within 24 Hours of Placing Mode Switch in Run Position - Dresden Unit 3 ML17252A5271974-07-0505 July 1974 Letter Confirming a 05/24/1974 Conversation Concerning the Discovery of a Set Point Drift of L.I.T.S. 3-263-72A Beyond the Technical Specification - Dresden Unit 3 ML17252A5261974-06-24024 June 1974 Letter Confirming a 06/24/1974 Conversation Concerning a Failure of the Air Supply to the Feed Water Regulating Valve on 06/23/1974 - Dresden Unit 3 ML17252A5291974-06-24024 June 1974 Letter Confirming a 06/24/1974 Conversation Concerning a Failure of the Air Supply to the Feed Water Regulating Valve on 06/23/1974 - Dresden Unit 3 ML17252A5251974-06-17017 June 1974 Letter Confirming a 06/17/1974 Conversation Concerning the Failure of Main Steam Drain Valve M03-220-2 to Operate Properly on 05/22/1974 - Dresden Unit 3 ML17252A5361974-06-17017 June 1974 Letter Confirming a 06/17/1974 Conversation Concerning a Failure of Main Steam Valve M03-220-2 to Operate on 05/22/1974 - Dresden Unit 3 ML17252A5241974-06-12012 June 1974 Letter Confirming a 06/12/1974 Conversation Concerning the Discovery of 2 Reactor High Pressure Scram Switches (PS-3-263-55A and C) with Set Points Above the Technical Specification Limit - Dresden Unit 3 ML17252A5231974-06-11011 June 1974 Letter Confirming a 06/11/1974 Conversation Concerning a Small Leak in Line 3-3037B - Dresden Unit 3 ML17252A5401974-06-11011 June 1974 Letter Confirming a 06/11/1974 Conversation Concerning a Small Leak in Line 3-3037B - Dresden Unit 3 ML17252B0321974-06-10010 June 1974 Letter Confirming a 06/10/1974 Conversation Concerning a Failure of a Three Quarter Inch Nipple on Reactor Feed Pump Dispatch Line 3-3201-24 - Dresden Unit 3 2017-09-09
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- UNITED STATES ATOMIC ENERGY COMMISSION DIVISION OF COMPLIANCE REGION Ill 799 ROOSEVELT ROAD TELEPHONE GLEN ELLYN, ILLINOIS 60137 (31 Z) 858-Z660 A. RO Inspection Report No.
Transmittal Date Distribution: Distribution:
RO Chief, FS&EB RO Chief, FS&EB RO:HQ (5)
DR Centra 1 Files L:D/D for Fuel & Materials Regulatory Standards (3) DR Central Files Licensing (13) RO Files RO Files' B. RO Inquiry Report No.
Tranamittal Date Distribution: Distribution:
RO Chief, FS&EB RO Chief, FS&EB RO:HQ (5) RO:HQ DR Central Files DR Central .Files Regulatory Standards (3) RO Files Licensing (13)
RO Files C. Incident Notification From: Commonwealth Edison Co.
(Licensee & Docket No. (o No.)
Transmittal Date November 9, 1973 Distribution: Distribution:
RO Chief, FS&EB RO chief, FS&EB RO:HQ (4) RO:HQ (4)
Licensing (4) L:D/D for Fuel & Materials DR Central Files DR Central Files RO Files RO Files
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lC.::i l?MVEIC MVN 03169 TDVE MORRIS ILL. 125 10-29 1145A CST PMS JAMl:S G KEPPLER REGIONAL DIR_ECTOR DIRECTORATE OF REGULARITY OPERATIONS REGION 3 US ATOMIC ENERGY COMMISSION 799 ROOSEVELT RD GLEN ELLYN ILL 60137
- )UBJECT D?R-25 DRESDEN NUCLEAR POWER- STATION UNIT 3.
IHl~ WILL CONFIRf1 A COONVERSATION WITH MR F MAURA OF YOUR OFFICE AI 1120 HOURS THIS DATE CONCERNING A FAILURE OF THE AIR START SYSTEM ON DIESEL GENERATOR NUMBER 3.
ON OCTOBER 28, 1973 AT 910AM FOR UNIT 3 WAS IN THE COLD CH£CK DOWN CONDITION DIESEL GENERAI~~ NUMBER 3 WAS GIVEN A START SIGNAL FOR SOME PLANNED TESTING. INSUFFICIENT
- >IARTING. AIR LINE AND THE DIESEL STARTED AND OPERATED SATISFACTORILY *. 2/3 DIESEL GENERATOR WAS ALSO STARTED SF-1201 (R5-69)
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AND LOADED TO VERIFY / ,*
lI.S OPERABILITY. AN INVESTIGATION INTO THE CAUSE OF FAILURE l.;;) UNDERWAY W P WORDEN SUPERINIENDENI DRESDEN NUCLEAR POWER .STATION CO!rJMONWEAL IH EDISON COMPANY RO UTE 1 MORR IS ILL OCT 3 1 SF-1201 (R5-69)
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ICS IPMVEIC tlVN 03170 TOVE MORRIS ILL 125.1~-29 1145A CST PMS .4 GIAMBUSSO DEPUTY D.-IRECTOR FOR REACTOR PROJECTS illRECTORATE OF LICE~SING US ATOMJC ENERGY COMMISSION 1.-.iASHINGTON DC 205/iS SUBJECT DPR'."'25 DRESDEN NUCLEAR POl.JER STATION UNIT 3.
~IS WILL CONFIRM A COONVERSATfdN
. .WITH 'MR F MAURA OF YOUR OFFICE AT 1120 HOURS THIS DATE CONCERNING A FAILURE OF THE AIR START SYSTEM ON DIESEL GENERATOR NUMBER 3.
~OCTOBER Bl 1973 .AT 910AM FOR UNIT 3 WAS iN TH£ COLD '*
~ECK DOWN CONDITION. DIESEL GENERATOR NUMBER 3 WAS GIVEN A START ~IGNAL FOR SOME PLANNED' TESTING* INSUFFICIENT
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I STARTING AIR Li~E AND THE DIESEL ~TARTED AND OPERATED SATISFACTORILY* 2/3 DIESEL GENERATOR WAS .4LSO STARTED A~D1LOADED TO VERIFY ITS OPERPl.BILITY. AN INVESTIGATION :INTO Ti-IE CAUSE OF FAILURE IS UNDERWAY 1-J P WORDEN /
I SUPERINTENDENT DRESDEN NUCLEAR POWER ST~TION COMMONWEALTH EDISON COMPANY ROUTE 1 MORRIS ILL 823PEDT
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