ML20080C591

Interrogatories 14-21 Re Environ Qualification

ML20080C591
Person / Time
Site:	Limerick
Issue date:	02/03/1984
From:	PHILADELPHIA, PA
To:	PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
Shared Package
ML20080C572	List: ML20080C569 ML20080C591 ML20080C596
References
ISSUANCES-OL, NUDOCS 8402080145
Download: ML20080C591 (3)

Text

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A UNITED STATES OF AMERICA t

NUCLEAR REGULATORY COMMISSION i

84 FEB 6 P1 :04 ATOMIC SAFETY AND LICENSING BOARD l

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!E o SEii BEFORE ADMINISTRATIVE JUDGES BRANCH Lawrence Brenner, Chairman Dr. Richard F. Cole Dr. Peter A. Morris In the Matter of Docket Nos. 50-352-OL 50-353-OL PHILADELPHIA ELECTRIC COMPANY (Limerick Generating Station, Units 1 and 2) w INTERROGATORIES OF THE CITY OF PHILADELPHIA TO PHILADELPHIA ELECTRIC COMPANY Kindly provide the following information as it applies to the environmental qualification done by Philadelphia Electyic Company for Limerick Unit Nos. I and 2.

14 Provide PECO's list of all equipment important to safety.

Identify separately that equipment which is " safety-related" and that equipment which is "important-to-safety" as defined in the November 20, 1981 Denton

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l Memorandum ~ Equipment in this case includes electrical, mechanical and hydraulic / fluid systems and components.

15.

Regarding the " List of Systems Important to Safety" in Appendix A of the Enviornrer.tal Qualification program submittal (October 1983):

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a.

Which of the systems are important-to-safety but not safety related?

b.

Are there components in other systems which are important to safety but not safety-related?

If the answer is affirmative, please provide a list of these components and their qualification status, c.

Please provide - list of the systems and components in Appendix A of the EQ submittal which were reviewed for

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compliance with 10 CFR 50.49(i)(5) regarding the need to --

show that failure of important-to-safety equipment which is not fully qualified will result in "[n]o... misleading information to the operator as a result of failure of equipment under the accident environment resulting from a design basis event."

d.

For Section IX E of Appendix A provide the documentation of the analysis described in (15)(c) above to demonstrate compliance with 10 CFR 50.49(i)(5).

Provide a list of all important-to-safety equipment which is 16.

a.

subject to a harsh environment during an accident but for which exception is taken with respect to that harsh environment.

b.

For each item on the list in (16)(a), above, identify the i

specific basis for exclusion or exception from qualification.

17.

Is Limerick Unit 1 in complete compliance with the requirements of 10 CFR 50.49 and the Final Rule on Environmental Qualifications?

If not, l

describe the variance and the justification for each variance.

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18.

a.

Has PECO accepted the Denton definitions of safety-relai'd e

6 andimportant-to-ssfetyasdefinedintheNovember20,l981 Memorandum?

If not, describe which definitions are not

accepted, b.

Has the LGS EQ program been planned, performed, and reviewed, using the Denton definitions as in (18)(a), above?

If not, state the differences.

If yes, document and explain.

19.

a.

Has PECO installed all the BWR post-accident monitoring equipment identified in Regulatory Guide 1.97, Rev. 27 If not, identify each piece of eqaipment not installed and the reason why not.

b.

Identify the status of qualification of each piece of -

Redulatory Guide 1.97, Rev. 2 equipment which is installed.

20.

a.

For each piece of Regulatory Guide 1.97, Rev. 2 equipment not installed, identify equipment (systems and components) which are relied on to perform the,same function after an accident.

b.

Identify the safety classification and qualification status of the equipment used to serve the RG '.97 Rev. 2 function.

21.

Kindly provide any actions PECO has taken to insure that LGS equipment operability is not impaired due to a.

qualification methodology shortcomings; b.

design bases shortcomings; c.

inadequate equipment.

Reference:

Environmental Qualification Briefing of Chairman By Sandia (Board Notification 004), January 5,1984.

Dated: February 3,1984

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