Regulatory Guide 1.116
| ML003739465 | |
| Person / Time | |
|---|---|
| Issue date: | 05/31/1977 |
| From: | Office of Nuclear Regulatory Research |
| To: | |
| References | |
| RG-1.116 | |
| Download: ML003739465 (2) | |
U.S. NUCLEAR REGULATORY COMMISSION Revision O-R19 REGULATORY GUIDE Rune 1976 OFFICE OF STANDARDS DEVELOPMENT
(This page revised REGULATORY GUIDE 1.116 May 1977)
QUALITY ASSURANCE REQUIREMENTS FOR INSTALLATION, INSPECTION,
AND TESTING OF MECHANICAL EQUIPMENT AND SYSTEMS
A. INTRODUCTION
Book, Revision 0) and WASH 1284, "Guidance on Quality Assurance Requirements During the uperations Appendix B, "Quality Assurance Criteria for Nuclear Phase of Nuclear Power Plants," dated October 26, 1973 Power Plants and Fuel Reprocessing Plants," to 10 CFR
(Orange Book, Revision 0) contain guidance on accept Part SO, "Licensing of Production and Utilization able methods of implementing portions of the quality Facilities," establishes overall quality assurance require assurance program. These documents are used by the ments for the design, construction, and operation of NRC staff in the evaluation of applications for construc sa7.ty-reiated structures, systems, and components of tion permits and operating licenses. WASH 1284 con nuclear power plants. This guide describes a method tains extracts of proposed standard N45.2.8 (Draft acceptable to the NRC staff for complying with the 3, Rev. 2) and WASH 1309 contains proposed standard Commission's regulations with regard to quality assur N45.2.8 (Draft 3. Rev. 3). ANSI N45.2.8-1975 reflects ance requirements for installation, inspection, and test development from the proposed versions referenced in ing of mechanical equipment and systems for water the above WASH documents to the final version cooled and high-temperature gas-cooled nuclear power approved by the American National Standards Institute.
plants.*
No substantive changes have been made to NRC
B. DISCUSSION
guidance on quality assurance requirements for installa tion, inspection, and testing of water-cooled and high Working Group N45-2.8 of the American National temperature gas-cooled nuclear power plant mechanical Standards Committee N45, Reactor Plants and Their equipment from that previously provided.
Maintenance, has prepared a standard that includes quality assurance requirements for installation, inspec It is important to consider the relationship of the tion, and testing of mechanical equipment and systems quality assurance requirements included in Sections III
for water-cooled and high-temperature gas-cooled and X! of the ASME Boiler and Pressure Vessel Code nuclear power plants. This standard was approved by with those included in ANSI N45.2.8-1975. Code-covered Subcommittee N45-2, Nuclear Quality Assurance Stand activities are primarily intended to assure the integrity of ards, of the American National Standards Committee the pressure boundary of an item. Not all activities of N45 and the full committee. It was subsequently safety importance are covered by the Code. The Code approved and designated N45.2.8-1975 1 by the does not cover requirements to assure operability of American National Standards Institute on May 20. 1975. components. Accordingly, activities of N45.2.8-1975 apply to Code components except for those activities NRC documents WASH 1309, "Guidance on Quality addressed in the Code. The applicability of Assurance Requirements During the Construction Phase N45.2.8-1975 and Sections III and XI of the ASME
of Nuclear Power Plants," dated May 10, 1974 (Green Boiler and Pressure Vessel Code is addressed in Section
1.2 of ANSI N45.2,8-1975. /
'ANSI N45.2.8-1975, "Supplementary Quality Assurance
"Requirements for Installation, Inspection, and Testingt of C. REGULATORY POISITION
Mechanical Equipment and Systems for the Construction Phase of Nuclear Power Plants." Copies may be obtained from The requirements for installation, inspection, and the American Society of Mechanical Engineers, 345 East 47th testing of mechanical equipment and systems of water Street, New York, New York 10017. cooled and high-temperature gas-cooled nuclear power USNRC REGULATORY GUIDES Comments should be sent to the Secretary of the Commission, US -Nuclear Rego latory Commission Washington D.C. 20555, Attention: Docketing and Regulatory Guides are issued to describe and make available to the public methods Service Branch.
acceptable to the NRC staff of implementing specific parts of the Commission's regulations, to delineate techniques used by the staff in evaluating specific problems The guides are issued in the following ten broad divisions or postulated accidents, or to provide guidance to applicants. Regulatory Guides ate not substitutes for regulations, and compliance with them is not required. 1. Power Reactors 6 Products Methods and solutions different from those set out in the guides will be accept. 2. Research andi Test Reactors 7. Transportation able if they provide a basis for the findings requisite to the issuance or continuance
3. Fuels and Materials Facilities 6. Occupational Health of a permit or license by the Commission.
4. Environmental and Siting
9. Antitrust Review
5. Materials and Plant Protection 10. General Comments and suggestions for improvements in these guides are encouraged times, and guides will be revised, as appropriate, to accommodate comments at all and to Requests for single copies of issued guides (which may be reproduced) or for reflect new information or experience, However the staff's consideration place of com ment on an automatic distribution list for single copies of future guides in resots rece,,ed during the initial public comment period for this guide has specific resulted divisions should be made in writing to the US. Nuclear Regulatory Commission.
in the determination that there is no need for a revision at this time.
Washrngton D.C 20555, Attention Director. Division of Document Controi
- The Advisor" Committee on Reactor Saf'eguards has heetn consulted concerning this u*lde and has concurred in the regulatory position.
ýpants that are included in ANSI N45.2.8-1975 are "Preoperational and Initial Startup Test Programs .L.r- acceptable to the NRC staff and provide an adequate Water-Cooled Power Reactors," describes a method basis for complying with the pertinent quality assurance acceptable to the NRC staff for complying with the requirements of Appendix B to 10 CFR Part 50, subject Commission's regulations with regard to preoperational to Ute following: and initial startup testing programs for water-cooled nuclear power plants 2 In this regard, the requirements
1. Subdivision 1.5 of ANSI N45.2.8-1975 states: of Section 5 of N45.2.8-1975 pertaining to preopera
"Documents that are required to be included as a part of tional tests, cold functional tests, and hot functional this standard are identified at the point of reference and tests should be used in conjunction with Regulatory described in Section 8 of this standard." The specific Guide 1.68.
acceptability of these listed documents has been or will be covered separately in other regulatory guides or in Commission reu'-tions where appropriat
e.
D. IMPLEMENTATION
2. Although ANSI N45.2.8-1975 is entitled "Supple The purpose of this section is to provide information mentary Quality Assurance Requirements for Installa to applicants regarding the NRC staff's plans for using tion, Inspection, and Testing of Mechanical Equipment this regulatory guide.
and Systems for the Construction Phase of Nuclear Power Plants," the requirements included in the stand This guide reflects current NRC staff practice. There ard are considered to be applicable during the operations fore, except in those cases in which the applicant phase a. well as the construction phase and should be proposes an acceptable alternative method for com followed for those applicable operations phase activities plying with specified portions of the Commission's that are comparable to activities occurring during the regulations, the method described herein is being and construction phase. In this regard, it should be noted will continue to be used in the evaluation of submittals that N45.2.8-1975 does not address radiological con for operating license or construction permit applications siderations associated with installation, inspection, and until this guide is revised as a result of suggestions from testing of mechanical components in radioactively con the public or additional staff review.
taminated systems.
3. Section 5 of N45.2.8-1975 includes requirements Although Regulatory Guide 1.68 pertains to preoperational and initial startup test programs for water-cooled nuclear power for install*- system inspections and tests. Individual plants, it should be used as guidance in preparing preopera subsections address preoperational tests, cold functional tional and initial startup test propams for high-temperature tests, and hot functional tests. Regulatory Guide 1.68, pa-cooled nuclear power plants.
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