ML20128L819
| ML20128L819 | |
| Person / Time | |
|---|---|
| Issue date: | 01/28/1993 |
| From: | Rathbun D NRC OFFICE OF CONGRESSIONAL AFFAIRS (OCA) |
| To: | Graham B, Lehman R, Sharp P HOUSE OF REP., HOUSE OF REP., ENERGY & COMMERCE, SENATE, ENVIRONMENT & PUBLIC WORKS |
| References | |
| RULE-PRM-50-56 CCS, NUDOCS 9302220018 | |
| Download: ML20128L819 (3) | |
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'S9 ho January 28',.:1993' The Honorable Philip Sharp, Chairman Subcommittee on Energy and Power Committee on Energy and Commerce United States House of Representatives Washington, DC 20515'
Dear Mr. Chairman:
The NRC has sent to the Office of the-Federal Register for _publicationi the enclosed notice of denial of a petition -for.rulemaking. - The-petition requested that the NRC amend certain parts'of 10 CFR Part 50 to= require licensees of nuclear power plants and other nuclear facilities.to consider the effect of electrical-transients on.the operability and reliability of nuclear safety related electrical systems.
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The NRC is denying the petition = because the ' regulations: already' include :
requirements for lightning protection and for protection against the effects of the electrical transient phenomena presentiin the: nuclear:
power plant environment. Electrical systems 1have been designed oni thei basis of research conducted-in this area since the 1930s. .A thorough-review of operating events at commercial nuclear power plants indicates thatlightningrelatedeventshavenotinhibitedtheirsafeioperationandl shutdown. The NRC also investigated the.effect of nuclear. electromagnetic, pulse on nuclear power plants and found that a-saft: shutdown.could be accomplished.
Please feel free to call. us. should you have any. questions on this matter.
. Sincerely, _ f m Y Dennis K. Rathbun, Director, .
Office:of Congressional Affairs
Enclosure:
As stated-cc: Representative Michael Bilirakis 160011 9302220018 930128 n
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-$*****/ -January-28, 199T The Honorable Richard H. Lehman, Chairman Subcommittee on' Energy and Mineral Resources Committee on Natural Resources United States House of--Representatives Washington, DC 20515
Dear Mr. Chairman:
~
The NRC has sent to the Office of the Federal Register for. publication the enclosed notice of denial of a petition for rulemaking. The petitioril ,.
requested that the NRC amend certain parts of.10 CFR Part 50 to. require. -
licensees of nuclear power. plants and other nuclear-facilities to consider the effect of electrical transients on the operability and reliabi_lity of nuclear safety related electrical systems.
~
The NRC is denying the petition-because the regulations-alreadyDinclude requirements for. lightning protection and for-protection (against the.
effects of the electrical transient phenomena present in.thefnuclear ,
power plant environment. Electrical systems have been designed on the-basis of research conducted in this-area since the 1930s. A thorough-review of operating events at commercial nuclear power. plants -indicates .
that lightning related events have not inhibited their safe. operation:and .
shutdown. The NRC also investigated ~the effect of nuclear electromagnetic pulse on nuclear power plants and found-that a safe 1 shutdown: could-be-accomplished.
Please feel free to call us should you have any questions on-this matter.
Sincerely,- "
f O-?.,j -
Dennis K. Rathbun, Director.
Office of Congressional Affairs
Enclosure:
As stated cc: Representative Barbara Vucanovich
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- fo, WASHINGTON, D C 20066 7s c...../ January 2 8 ,-: 1 9 9 3; The Honorable Bob Graham, Chairman Subcommittee on Nuclear Regulation- ..
Committee on Environment and Public Works United States Senate '
Washington, DC 20510
Dear Mr. Chairman:
The NRC has sent to the. 0ffic: oi the Federal Register 2 for publication:
the enclosed notice of denD1 of a petition for rulemaking. iThe petition requested that the NRC amend certain parts of:10 CFR Part 50.to require licensees.of nuclear power plants and other> nuclear facilities to consider-the effect of electrical transients on the operabilityiand reliability of-nuclear safety related electrical systems.
The NRC is denying the~ petition because the regulations alreadylinclude'-
requirements-for lightning protection and.for protection-against the-.
effects of the electrical transient phenomena present in-the. nuclear- H s, power plant environment; Electrical systems have been' designed on the j basis of research conducted in this area.since theT1930s. A_ thorough O review of operating events at commercial. nuclear powe plants indicatesi that lightning related events have not inhibited thei sa fe: operation: and-- 1 shutdown. The NRC also investigated the effect of nuclear electromagnetici 4 pulse on nuclear power plants and;found tt.at a safe shutdownVcoul_d be accomplished. ,
. Please feel free to call us should-you have any ~ questions on this' matter, ,
' Sincerely,1
/
ha f <y Dennis K. Rathbun, Director Office of Congressional Affairs -
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Enclosure:
As stated-j= cc: Senator Alan K. Simpson j e q
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,. 4 ccNGR2ssIONAL CORRESPONDENCE SYSTEM' DOCT '.WT ' PREPARATICM CEECELEST -
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