ML20087N798

Affidavit of D Backes Re Const QA

ML20087N798
Person / Time
Site:	Diablo Canyon
Issue date:	03/16/1984
From:	Backes D FOLEY, INC.
To:
Shared Package
ML16340E243	List: ML20087N773 ML20087N774 ML20087N775 ML20087N776 ML20087N777 ML20087N779 ML20087N781 ML20087N782 ML20087N785 ML20087N787 ML20087N788 ML20087N790 ML20087N791 ML20087N792 ML20087N793 ML20087N795 ML20087N796 ML20087N797 ML20087N798 ML20087N799 ML20087N800 ML20087N801 ML20087N802 ML20087N803 ML20087N804
References
NUDOCS 8404040415
Download: ML20087N798 (2)

Text

.- - _ _ _ _ _ _ . _ _. . - -___

l I

EXHIBIT 2 UNITED STATES OF AMERICA NUCLEAR REGULATORY CONNISSION BEFORE THE ATOMIC SAFETY AND LICENSING APPEAL BOARD __

In the Matter of )

) Docket Nos. 50-275 PACIFIC GAS AND ELECTRIC ) 50-323 COW ANY )

) Construction Quality Assurance (Diablo Canyon Nuclear Power )

Plant, Units 1 and 2) )

)

h AFFIDAVIT OF D. BACKES, JR. ~~

STATE OF CALIFORNIA )

) ss.

COUNTY OF SAN LUIS )-

CBISPO )

The above, being duly sworn, depose and say:

1. I, Don Backes, Jr. am a pipefitter and welder for the H.P. Foley Company. I as and have been a qualified brazer since 1976, working initially for S and Q Construction and now for the H. P. Foley Company on the Diablo Canyon Nuclear Power Plant. )

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PDR Q ADOCK 05000275 PDR

] NOTA 3rf PUEL'C

• CAUTORNIA ,

j SVt l'Ji$ CBISP0 COUNTY .

My comm. eieres MN 2,1:37,', .

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2. The brazing procedures now in use at Diablo Canyon are the same as those that have been in use since at least 1976 when I began work.

3. During 1981 I prepared 24 test specimens for procedure qualification testing of copper and stainless steel brazed tube joints. Twelve of these specimens were for copper braze joints and twelve were for-stainless steel braze joints. For each material' two specimens were prepared in the vertical up-flow, flat, and vertical down-flow positions.

4. About a week after the initial specimens were prepared, I prepared one or two additional specimens in the flat position.

5. I brazed all of these specimens using the approved braze procedures and I did not deviate from the procedures or manipulate the brazing procedures for these specimens, h.-

6. A H.P. Foley QC inspector witnessed the brazing of all of the specimens.

f Dated: March 16,1984 l

l D. BACKE5, JR. '

Subscribed and sworn to before me this 16th day ,

of March,1984.

%O ' '-

!aa outra Notary Public in and for the County of San Luis Obispo, o State of California.

s My commisson expires January 2,1987 -

OFFICIAL SEAL tr% DUTRA

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