ML20203A209

Change Notice 001 to Rev 2 to Quality Instruction QI-031, Reinsp of Containment Liner & Tank Stainless Steel Liner

ML20203A209
Person / Time
Site:	Comanche Peak
Issue date:	04/24/1986
From:	Bajada E, Patterson A EVALUATION RESEARCH CORP.
To:
Shared Package
ML20202J051	List: ML20202J060 ML20202J066 ML20202J073 ML20202J086 ML20202J097 ML20202J103 ML20202J109 ML20202J118 ML20202J132 ML20202J135 ML20202J143 ML20202J149 ML20202J162 ML20202J169 ML20202J176 ML20202J179 ML20202J193 ML20202J199 ML20202J211 ML20202J218 ML20202J224 ML20202J236 ML20202J243 ML20202J250 ML20202J255 ML20202J282 ML20202J286 ML20202J294 ML20202J301 ML20202J306 ML20202J310 ML20202J316 ML20202J323 ML20202J331 ML20202J339 ML20202J344 ML20202J349 ML20202J356 ML20202J364 ML20202J372 ML20202J377 ML20202J383 ML20202J387 ML20202J393 ML20202J402 ML20202J407 ML20202J419 ML20202J424 ML20202J428 ML20202J434 ... further results
References
QI-031, QI-31, NUDOCS 8607170194
Download: ML20203A209 (3)

Text

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EVALUATION RESEARCH CORPORATION

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COMANCHE PEAK RESPONSE TEAM QUALITY INSTRUCTION FOR ISSUE-SPECIFIC ACTION PLAN VII.c CHANGE NOTICE: 001 INSTRUCTION NO: QI-031 REVISION: 2 EFFECTIVE DATE: 04/24/86 REINSPECTION OF CONTAINMENT LINER AND TANK STAINLESS STEEL LINER n The QT identified above is hereby changed as shown on the attached page of this notice.

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Prepared by: dG Date: I7 b Approved by:f / MI M // Dates v/L/M8 IssueCoogin'ator Approved by: ,. b e 27/4det Date: Y!J3!84 On-Site QA Repres tative Approved by: Date: A 86 v QA/QC Re'Triew Team Legder B607170194 860711 PDR ADOCK 0D000445 A PDH

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V Changs Notice 001 QI-031 l Rev. 2 '

1. Add the following note after 5.1.A.2.b in page 4:

NOTE: Inspection personnel will not accept or reject, weld ,

seam offset for weld joint between two plates or plate )

and insert of UNEQUAL THICKNESS. Inspection Personnel i shall measure the offset between the two plates or place and insert, and record it in the remark column as 1 shown below. (The Inspector shall provide a sketch in the remarks column.)'

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2. Change paragraph 5.1.A.2.C in page 4 to read as follows: .

The weld between two plates or inserts, having unequal thickness, shall be faired in transition. The taper shall be a minimum of 3 to 1 over the width of the finished weld.

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3. Add the following noce after paragraph 5.1.A.3.c. on page 4:

NOTE: Where the butt welded joint is between materiale of l unequal thickness, measurement of reinforcement shall be made utili.:ing a contour gage and in accordance to the follow!n3 guidelines:

1. Minimum of four (4) measurements shall be taken around an insert,' penetration, or embeds, etc.,

where the weld reinforcement is excessive.

Additional measurements any be taken, when in the opinion of the Inspector, other excessive reinforcements exist in the weld seas.

2. Hold the contour gage perpendicular to the weld and press it across the weld. When it is assured that the sage is in proper contact with entire surface across the weld and the base material of the plates on either side, remove the contour gage and prepara a work sheet as shown in the sketch (as shown in page 3) and measure the reinforcement height on the sketch at the highest point. The maximum rainforcement shall be as per paragraph 5.1.A.3.c.

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Chang? N;tigo got QI-031 Rev. 2 l

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PEHETRA TION, .

INDIdA-Te rHE LoeA rteN ey NUMSERING THEM /, 2,3,4 Erc, ON TWG WORK $HEET.

l PLACE TNG doNT0.uR, p GAGE ACRO 54 Y'NS WEQ

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GEC. TION "A W.

1. TRANSFEM 007L/NE of THE doNTouM,

• [yo, ope WELDryg go cr Asa McAsvarp Ar Loesrion.s, i,2,3,4' ETC. FROM ABOVE, As .sIto WH /N (a) .

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2. DRA W YWO TANGENT 4 By EXTEND /N4 l ,

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70 0 874/N Tor or THE WELD. 30/M b s40 70 B

• B y' A LINE A5 !M0wN IN h* n go S KO KEN LINE.

B 3. MEnsuae ras Misnesr point 0F l pfE46URE THE Natgyr THE M ENT F N W l gyng pog wyw BR0 A:EN L/NE Af SM-0NN /N (b) ,

l REINF04EMENT. 6How rHE REINFORl2N1EN 7 8 y /73 (b) CORRESf0NbtH4 Log 4ytoM NUMBER, NOT TO . SCALE)

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