Regulatory Guide 1.39
| ML003740067 | |
| Person / Time | |
|---|---|
| Issue date: | 09/30/1977 |
| From: | Office of Nuclear Regulatory Research |
| To: | |
| References | |
| RG-1.039, Rev 2 | |
| Download: ML003740067 (2) | |
SU.S. NUCLEAR REGULATORY COMMISSION September 1St7 I-9
0*! REGULATORY GUIDE
OFFICE OF STANDARDS DEVELOPMENT
REGULATORY GUIDE 1.31 HOUSEKEEPING REQUIREMENTS FOR
WATER-COOLED NUCLEAR POWER PLANTS
A. INTRODUCTION
proved and designated. N45.2.3-1973 by the American National Standards Institute on March 15, Appendix B, "Quality Assurance Criteria for 1973.
Nuclear Power Plants and Fuel Reprocessing Plants," to 10 CFR Part 50, "Licensing of Produc The original issuance of this regulatory guide en tion and Utilization Facilities," establishes overall dorsed as acceptable the guidelines (indicated by the quality assurance requirements for the design, con verb "should") as well as the requirements included struction, and operation of safety-related structures, in this standard. Some uncertainty arose with regard systems, and components of nuclear power plants. to the NRC staff's intent with this endorsement. As a This guide describes an acceptable method of com result of this uncertainty, the NRC staff reevaluated plying with the Commission's regulations with regard the guidelines contained in ANSI N45.2.3-1973 with to housekeeping' requirements for the control of respect to importance to safety. This guide has been work activities, conditions, and environments at revised to clarify NRC's position on the requirements water-cooled nuclear power plant sites. The Advisory and guidelines included in ANSI N45.2.3-1973.
Committee on Reactor Safeguards has been con Where conformance to this regulatory guide is in sulted concerning this guide and has concurred in the dicated in an application without further qualifica regulatory position. tion, this means conformance with the requirements of ANSI N45.2.3-1973, as supplemented or modified
B. DISCUSSION
by the regulatory position of this guide.
Working Group N45-2.3 of the American National
C. REGULATORY POSITION
Standards Institute (ANSI) Standards Committee N45, Reactor Plants and Their Maintenance, has The requirements for the control of work activities, prepared a standard that defines the housekeeping re conditions, and environments at water-cooled quirements for the control of work activities, condi nuclear power plant sites that are included in ANSI
tions, and environments that could affect the quality Standard N45.2.3-1973, "Housekeeping During the of a nuclear power plant during the construction Construction Phase of Nuclear Power Plants,'"
phase. This standard was approved by Subcommittee provide a method acceptable to the NRC staff for N45-2, Nuclear Quality Assurance Standards, of the complying with the pertinent quality assurance re ANSI Standc"is Committee N45 and the full com quirements of Appendix B to 10 CFR Part 50, subject mittee and its Secretariat. It was subsequently ap to the following:
e Lines indicate substantive changes from previous issue. 1. Subdivision 1.5 of ANSI N45.2.3-1973 states I Housekeeping encompasses all activities related to control of that other documents that are required to be included cleanliness of facilities, cleanliness of material and equipment, fire
2 Copies may be obtained from the American Society of prevention and fire protection including disposal of combustible materials and debris, control of access, and protection of materials. Mechanical Engineers, United Engineering Center, 345 East 47th Street, New York, N.Y. 10017.
USNRC REGULATORY GUIDES Comments ihoul be sent to the Secretary of the Commission. US. Nucear Rago Regulatory Guides are issued to IstOrv Commission, Washington. D.C. 20555. Attention: Ooclketinl ari Service describe and make avaglsble to she Public methods acceptable to the NRC staff of imtplemeting specific parts of the tDtoidhc Commission's regulations. to delineate techniques used by the staff in e*valiuatng specific problems The guisles are issued in the following ten broad divisions or postulated accidenis. or to provide guidence to applicants.
Regulatory Guides are not substitutes for regulations, and compliance with them is not required. 1. Powei Reactors Methods and solutions dilterent from those set out in the guides 6. Products will be accept- 2. Research aid Test Reactors able if they provide a basis for the findings requisite to Ihe issuance or 7. Transportation continuance 3. Fuels and Material$ Facilities a. Occas*eiona* HNeathi of a permit or license by the Commission.
4. Environmental and Siting
9. Antitrus ftReiew
5. Materials and Plant Protection 10. General Comments and suggestions for improvements in thes guides are encouraige at all Requests for single copie of issued guides wiehid may be reproduied)
times. and guides will be revised, as appropriate, to accommodate or for place comnments and ment on an automatic distribution list ftr single copies of to reflect now inlormation or experience. This guide was future uioc in secific revised as a result of divisions ihould be made in writing to the US. Nuclear substantive comments received from the public and additional Reguiltorv uamtmiseron.
st1ft5 vevw. Washington. D.C.
I 20555. Attention: Director. Division of Document Control.
as. a part or this standard are either identified at the housekeeping activities occurring during the opera point of rc.,rence or identified in P.,dgraph 5 of the tions phase that are comparable to those occurring standard. The specific acceptability of these listed during the construction phase.
dowuments has been or will be covered separately in other regulatory guides or in Commission regula tions, where appropriate.
D. IMPLEMENTATION
2. Subdivision 3.2.3 of ANSI N45.2.3-1973 in cludes general guidelines and requirements for fire The purpose of this section is to provide informa protection and prevention. The requirements and tion to applicants regarding the NRC staff's plans for guidelines of Subdivision 3.2.3 are not considered a using this regulatory guide.
part of this regulatory guide, since this subject is ad dressed separately in more detail in other NRC docu This guide reflects current NRC staff practice.
ments. Thus, a commitment to follow this regulatory Therefore, except in those cases in which the appli guide does not imply a commitment to follow the cant proposes an acceptable alternative method for guidelines and requirements of Subdivision 3.2.3. complying with specified portions of the Commis sion's regulations, the method described herein is be
3. Although ANSI N45.2.3-1973 is entitled ing and will continue to be used in the evaluation of
"-Housekeeping During the Construction Phase of submittals for operating license or construction per Nusclear Power Plants," the requirements included in mit applications until this guide is revised as a result thf standard, subject to the provision of Regulatory of suggestions from the public or additional staff Position C.2, are considered to be applicable for review.
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