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Home > Nuclear Reactors > Operating Reactors > Operational Experience
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Sump Performance
> Regulatory References
Regulatory References
This page lists regulatory references concerning the pressurized-water
reactor sump performance issue (GSI-191) and boiling-water reactor suction
strainer performance.
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Inspection Guidance
Document Number |
Description |
TI
2515/153 |
Reactor Containment Sump Blockage |
TI 2515/166, Rev. 1 |
Pressurized Water Reactor Containment Sump Blockage (NRC Generic Letter 2004-02) |
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Bulletins
Document Number |
Description |
Bulletin
03-01 |
Potential Impact of Debris Blockage on Emergency Sump
Recirculation at Pressurized-Water Reactors, June 9, 2003 |
Bulletin
96-03 |
Potential Plugging of Emergency Core Cooling Suction Strainers by
Debris in Boiling-Water Reactors, May 6, 1996 |
Bulletin
95-02 |
Unexpected Clogging of a Residual Heat Removal (RHR) Pump Strainer
While Operating in the Suppression Pool Cooling Mode, October 17,
1995 |
Bulletin
93-02 |
Debris Plugging of Emergency Core Cooling Suction Strainers, May
11, 1993 |
Bulletin
93-02, Supp. 1 |
Debris Plugging of Emergency Core Cooling Suction Strainers, February
18, 1994 |
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Generic Letters
GL
04-02 |
Potential Impact of Debris Blockage on Emergency Recirculation During
Design Basis Accidents at Pressurized-Water Reactors
|
Draft
GL 04-XX |
Proposed Generic Letter, Potential Impact of Debris Blockage
on Emergency Recirculation During Design Basis Accidents at Pressurized
Water Reactors, issued for public comments in the Federal Register.
Comment period is now closed.
Public Comments:
|
GL
98-04 |
Potential for Degradation of the Emergency Core Cooling
System and the Containment Spray System After a Loss-of-Coolant Accident
Because of Construction and Protective Coating Deficiencies and Foreign
Material in Containment, July 14, 1998 |
GL
97-04 |
"Assurance of Sufficient Net Positive Suction Head for Emergency
Core Cooling and Containment Heat Removal Pumps," October 7,
1997 |
GL
85-22 |
Potential for Loss of Post-LOCA Recirculation Capability Due to
Insulation Debris Blockage, December 3, 1985 |
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Information Notices
IN 05-26 |
Results of Chemical Effects Head Loss Tests in a Simulated PWR
Sump Pool Environment
|
IN
97-13 |
Deficient Conditions Associated With Protective Coatings
at Nuclear Power Plants, March 24, 1997 |
IN
96-59 |
Potential Degradation of Post Loss-of-Coolant Recirculation Capability
as a Result of Debris, October 30, 1996 |
IN
96-55 |
Inadequate Net Positive Suction Head of Emergency Core Cooling and
Containment Heat Removal Pumps Under Design Basis Accident Conditions,
October 22, 1996 |
IN
96-27 |
Potential Clogging of High-Pressure Safety Injection Throttle Valves
During Recirculation, May 1, 1996 |
IN
96-10 |
Potential Blockage by Debris of Safety System Piping Which Is Not
Used During Normal Operation or Tested During Surveillances, February
13, 1996 |
IN
95-47 |
Unexpected Opening of a Safety/Relief Valve and Complications Involving
Suppression Pool Cooling Strainer Blockage, October 4, 1995 |
IN
95-47, Rev. 1 |
Unexpected Opening of a Safety/Relief Valve and Complications Involving
Suppression Pool Cooling Strainer Blockage, November 30, 1995 |
IN
95-06 |
Potential Blockage of Safety-Related Strainers by Material Brought
Inside Containment, January 25, 1995 |
IN
94-57 |
Debris in Containment and the Residual Heat Removal System, August
12, 1994 |
IN
93-34 |
Potential for Loss of Emergency Cooling Function Due to a Combination
of Operational and Post-LOCA Debris in Containment, April 26, 1993 |
IN
93-34, Supp. 1 |
Potential for Loss of Emergency Cooling Function Due to a Combination
of Operational and Post-LOCA Debris in Containment, May 6, 1993 |
IN
92-85 |
Potential Failures of Emergency Core Cooling Systems Caused by Foreign
Material Blockage,” December 23, 1992 |
IN
92-71 |
Partial Plugging of Suppression Pool Strainers at a Foreign BWR,
September 30, 199 |
IN
89-79 |
Degraded Coatings and Corrosion of Steel Containment Vessels, December
1, 198 |
IN
89-79, Supp. 1 |
Degraded Coatings and Corrosion of Steel Containment Vessels, June
29, 199 |
IN
89-77 |
Debris in Containment Emergency Sumps and Incorrect Screen Configurations,
November 21, 1989 |
IN
88-28 |
Potential for Loss of Post-LOCA Recirculation Capability Due to
Insulation Debris Blockage, May 19, 1988 |
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