ML20087G340

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Provides Special Rept 94-004 W/Ts 4.4.5.5.b Re Results of Plant Sixth TS Tube ISI
ML20087G340
Person / Time
Site: Wolf Creek 
Issue date: 03/30/1995
From: Maynard O
WOLF CREEK NUCLEAR OPERATING CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
WO-95-0037, WO-95-37, NUDOCS 9504040153
Download: ML20087G340 (15)


Text

{{#Wiki_filter:. ^ s. ' - S t LF CREEK W@ NUCLEAR OPERATING Otto L. Maynard Vice Presklent Plant Operations I March 30, 1995 WO 95-0037 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Station P1-137 Washington, D. C. 20555 l

Subject:

Docket No. 50-482: Special Report 94-004 Gentlemen .The attached Special Report is being submitted-in accordance with' Technical Specification 4.4.5.5.b concerning~ the results of Wolf' Creek Generating Station's sixth steam generator tube inservice inspection. If you have any questions concerning this matter, please. contact me at (316) 364-8831 extension 4450 or Mr. Richard D. Flannigan at extension 4500. Very truly yours ~ / Otto L. Maynard OLM/jra Attachment cc: L. J. Callan (NRC), w/a D. F. Kirsch (NRC). w/a J. F. Ringwald (NRC), w/a J. C. Stone (NRC), w/a 040111 I I PO B x W / Burhngt n, KS 66839 / Phone: (316) 364-8831 9504040153 950330 PDR ADOCK 05000482 An Equal Opmnundy Employer WFMC/ VET i Q PDR

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  • Attachment to'WO 95-0037 P&ga 1lof 14.

i SPECIAL REPORT 94-004 + SIXTH STEAM GENERATOR TURE INSPECTION RESUI.TS This report is being submittsd pursuant to Technical Specification 4.4.5.5.b and 6. 9.2 to. report the results of the sixth steam generator tube inservice inspection. The sixth steam generator tube inservice inspection was completed' by Westinghouse Electric Corporation on October 11, 1994 during the seventh refueling outage. Of the 5617 tubes inspected in Steam Generator "A", a total of nine tubes were plugged due to indications found during the inspection. Additionally, 24 of the 5607 tubes inspected in Steam Generator "D" were plugged' due to indications. Seventeen additional tubes were inspected. in Steam Generator

  • D" following removal of previously installed Inconel 600 mechanical tube plugs.

This is discussed in Special Report 94-003 which was transmitted by letter WO 94-0172 dated October-21, 1994. Included in this inspection effort were tubes which had been previously identified as having indications requiring re-inspection during this inservice inspection effort. The inspection results, which includes the location and percent of wall-thickness penetration for each indication of an imperfection, are listed in Section 3 of this report. 1 l NRC Bulletin 89-01, " Failure of Westinghouse Steam Generator Tube Mechanical Plugs," with supplements, requires that mechanical tube plugs manufactured from Inconel 600 with certain heat numbers be removed prior to the expiration of their predicted time to fail. Thirty-four Inconel 600 mechanical tube plugs were removed from Steam Generator "D" (17 tubes). Six of these. tubes were returned to service following additional inservice -inspections and the remaining 11 tubes were replugged with 22 Inconel 690 mechanical tube plugs. This completes the replacement of Inconel 600 mechanical tube plugs as required by NRC Bulletin 89-01 for all steam generators at Wolf Creek Generating Station. ' In addition to the nine tubes in Steam Generator "A" that were mechanically plugged due to indications found during the inservice inspection, five l stub-type bare hole plugs were mechanically plugged and one bar-type bare hole i plug was removed and replaced with a welded plug. Three-other bar-type bare hole plugs were inspected with Motorized Rotating Pancake Coil and found acceptable. The results of the sixth steam generator tube inservice inspection have been i classified into Category C-2 as defined by Technical Specification 3.4.5. Category C-2 is defined as inspection results that indicate that one or more tubes, but not more than 1 percent of the total tubes inspected are defective, or between 5 percent and 10 percent of the total tubes inspected are degraded tubes. Steam Generator "A" had.64 percent degraded tubes and.16 percent defective tubes. Steam Generator *D" had 1.03 percent degraded tubes and.62 percent defective tubes.

1. Number and Extent of Tubes Inspected:

A. Steam Generator "A": A total of 5617 tubes were inspected full length. B. Steam Generator "D": A total of 5624 tubes were inspected full length.

'Attcchment,to.WO 95-0037 P;ga 2'of 14-

2. Identification of Tubes Plugged:

Row Column A. Steam Generator "A": New pluggable indications 45 35 52 38 51 47 43 50 41 52 40 56 15 68 40 68 50 74 Row Column B. Steam Generator "D": Replugged after Inconel 600 43 20 plug removal 43 21 43 22 44 22 47 24 48 25 o 50 28 45 58 49 60 50 95 48 98 h New pluggable indications 37 15 45 24 53 33 43 40 50 40 49 43 45 47 52 47 45 48 30 50 50 53 48 59 50 61 45 62 45 64 50 67 e8 70 50 81 50 82 19 93 45 94 45 97 47 99 36 110

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  • .' Attachment to WO-'95-0037 P;g3'3.of 14 c

s -3. Location and' Percent of' Wall Thickness Penetration for Each Indication of an Imperfection. (Note: Multiple listings of the.same tube are the result' -of more than one indication in that tube): y. Key For Indication Lists

  1. H, #C

(# = number) of Support l Plate Hot Leg or. Cold Leg Side AV# Anti-Vibration Bar (# = number)' t BPC Baffle Plate Cold Leg BPH Baffle Plate Hot Leg . l-TSH' Tube Sheet Hot Le3 I TSC Tube Sheet Cold Leg P Tube Plugged, following % of Wall Thickness Loss Indication % of Wall Thickness Loss Inch (+) Distance Measured from reference from point (AV Bar, Baffle Plate, Tube Location Support Plate, etc.) Tube TnA4catiana In Steam (1=narator "A" -Indication Inch (+) RQg column Location / Leg it of Wall Thickness) From location 38 19 6H 25 23.73 45 25 AV5 27 0.00 I 42 26 1C 24 1.45 46 28 7C 25 84 45 30 AV3 16 .19 45 30 AV5 17 0.00 50 30 AV5 13 .33 51 30 AV5 11 0.00 34 31 SC 15 10.48 37 32 7C 20 .26 45 32 AV4 33 0.00 s 45 32 AV5 26 0.00 l 36 33 7H 12 .76 45 35 AV2 24 0.00 45 35 AV3 27 0.00 45 35 AV4 46P 0.00 45 35 AV6 14 0.00 48 35 AV5 13 .10 45 37 AV2 19 .13 45 37 AV3 14 0.00 j 43 38 AV3 36 0.00 'I 52 38 AV3 32 0.00 52 38 AV4 43P 0.00 52 38 AV5 32 0.00 52 38 AV6 19 0.00 1

'ittcchment to WO 95-0037

,Paga 4 of 14 Indication Inch (+)'

Roy Column Location / Leg (t of Wall Thickness) From Location 26 39 1C 21 25.08 44 39 AV3 13 .26 44 39 AV4 31 0.00 44 39 AV5 27 0.00 45 39 AV2 18 0.00 45 39 AV3 35 0.00 45 39 AV4 32 0.00 38 40 AV3 18 0.00 42 40 7C 21 -1.02 27 41 AV2 15 0.00 27 41 AV5 18 .03 38 41 AV3 16 0.00 38 41 AV4 13 10 45 41 AV3 30 0.00 45 41 AV4 26 0.00 45 41 AV5 15 0.00 45 41 AV6 14 0.00 33 42 6C 18 30.43 36 42 AV2 14 0.00 40 42 AV3 11 0.00 40 42 AV4 19 0.00 18 44 1C 29 .66 40 44 AV3 16 0.00 40 44 AV4 17 0.00 40 44 AV5 12 0.00 41 44 AV4 16 0.00 44 44 AV2 18 0.00 44 44 AV3 12 0.00 44 44 AV4 23 0.00 44 44 AV5 20 0.00 44 44 AV5 19 0.00 44 44 AV6 22 0.00 28 45 AV5 14 .10 35 45 AV2 18 .13 36 45 AV2 17 .16 36 45 AV3 12 0.00 36 45 AVS 19 0.00 44 45 AV3 18 0.00 44 45 AV5 13 .25 38 46 AV2 10 .06 43 46 AV5 12 .09 51 47 AV3 27 0.00 51 47 AV4 35 0.00 51 47 AV5 42P 0.00 9 48 6H 13 36.91 38 48 AV3 16 0.00 30 49 AV2 25 0.00 30 49 AV5 33 0.00 36 49 AV2 13 0.00 ) 36 50 AV4 19 0.00 43 50 AV2 49 0.00 43 50 AV3 39 0.00 1 43 50 AV4 54P 0.00 I

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l IAttachment'to WO 95-0037

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PIga'5 of 14 N: -

l Indication Inch (+) 'EnM-column Location / Leg .it'of wall Thicknana) From Location ~; 43 50 .AVS 36 0.00; .4 3. 50 AV6. 41 0.00 40 52 AV2 16 .09 40 52 -AV5 -28 0;00-41 52 'AV1 40P' .03 'ij 18-55 AV1 16 0.00. 40 56 AV2 40P .12 4 0 -- 56 AV3 31: 0.00 40 56 AV4-27 0.00 40 56 AV5 28 0.00 44 56 AV3 27 0.001 19 58 AV6-16- .15 j 40 .58 AV3 25 0.00 41 58 AV2' 22' O.00 g 41 -58 'AV3 14 0.00 43 58 AV2 28 0.00 i 51 59 AV1 13 0.00 51 59-AV2 28 0.00 51 59 AV3 28 0.00 -l 51 59 AV4 17 0.00- 'r 51 59 AV5 25 -0.00 51 59 AV6 15 0.00 44 60 AV3 11 0.00 l 44 =60 AV4 14 06 -47 61, 2H' 16' 4.39 j 15 68 1H SSP .81 l 40 68 AV2 48P-0.00 40-68 AV3 39- .0.00 1 f 40 68 AV4 37 -0 00-40 68 AV5 24 0.00 I 41 68 6H 16: '21.18 40 70 AV5 14' O.00 37 73 AV2 16 .43 37 73 AV3 34 0.00 7; 37 74 AV3 25 0.00 l 37 74 AV4 25 0.00 37 74 AV5 25 .12 l 50 74 4H 16 22.12 l 50 74 AV2 18 0.00 l 50 74 AV3 35 o0.00 1 j 50 74 AV4 36 0.00 50 74 AV5 45P 0.00 i 50 74 AV6 34 0.00 41 75 AV5 25 0.00 50 75 AV4 34 0.00 50 75 AV5 3L 0.00 .39 76 AV2 17 .03 39 76-AV2 18 0.00 50 76 AV2 23 0.00 50 76 AV3 21 0.00 50 76 AV3 16 .06 39 79 AV3 19 0.00 39 79 AV4 25 .06

r n Attachmentfto WO~95-0037? sc. Piga16'of.14-Indication. Inch (+) ~ ggy : column Location / Leg it of Wall Thicknamn) From Location 39' 79- 'AV4 17 ' --03 '39 79 AV4 14 0.00 39: 80. AV2 16 0.00 39 80 AV3 '24 .30 -39 80 AV4 '26 0.00 .39 80. -AV6 26 .27 48 80 3H' 16 31.42 39 84 AV2 17. 0.00 39. 84 AV3 30 0.00 39 84 AV4 16 0.00 39 84 AV5 17 0.00 39: 85 'AV3 27 0.00 39 85 AV4 32 0.00 39-85 AV5 19 ~0.00 31-86 AV5 17 0.00 39-86 AV1 10 0.00 39 86 AV3 26 0.00 39 86 AV4-36-0.00 53 89 AV3 10 .12 53 89 AV4 9 .26 22 90 BPC 23 -1.971 50 90 AV5 15 .10 36 91 AV2 .10 .06 36 91 AV4 19 0.00-31 95-3H 22 27.77 39 .95 AV4 13 0.00 38 98 AV3 10 .03 38 98 AV4 18 0.00-38 99 -AV4 '25 0.00-8 102 2H 31 9.05 35 102 1H 18 27;12 29 107 2H 11 29.71 1 113 1C 28 5.14:

.~ . ~- -j_ (Attachment to WO 95-003'7 -Paga 7 eof'14-4 /_ -Tube Tadicatia== In steam n===rator "D" I Indication Inch (+) Row Column Location / Leg ft of Wall Thickness) From Location. 27-8 AV1-12 0.00 l 27 8 'AV6 -13 0.00 l 29 10 AV2 14 0.00 29 10 AV5-20 0.00 l 30' 10 AV2 12 0.00-30 10 .AV5 22 0.00 32 11 AV6 14 0.00 33 11 AV2-10 0.00 33 11 AV5 11 0.00-33 11 AV2 18 .0.00 ) 33-11 AVS~ 15 0.00 32 12 AV5 15 0.00: 33 12 AV2 13 0.00 33 12 AV5 21 0.00 33 13 AV4. 23 'O.00 33 13 AV4 22 0.00 33-13 AV5 17 0.00 .33 13 AV6 27 0.00-33 14 AV3 13 0.00 33 14 AV4 19 0.00 36 15 - AV5 ~19 0.00 37 15 AV4 41P 0.00 j 37 15 AV5 15 0.00 36 16 AV4 22 0.00 37 16 AV4 20 0.00 37 16 AV4 19 0.00 37 16 AV5 9 0.00 l 37 17 AV5 15 0.00 39 17 AV2 31' ~ 0.00 39 17 AV3 -27 0.00 l 39 17 AV4 22 .0.00 39 17 AV5 25 0.00 i 38 18 AV4 12 0.00 i 39 18 AV2 15 0.00 39 18 AV3 18 0.00 33 19 AV3 12 0.00-38 19 AV3 13 0.00 39 19 AV2 25 0.00 39 19 AV3 16 0.00 39 19 AV5 16 0.00 39 19 AV6 12 0.00 41 19 AV2 20 0.00 41 19 AV3 13 0.00 41 19 AV4 14 0.00 41 19 AVS 16 0.00 41 19 AV6 18 0.00 41 20 AV3 22 .05 41 20 AV4 32 .17 41 20 AV5 33 .22 41 20 AV6 18 .08

  • Attcchmlnt'to WO 95-0037 Paga 8 of 14 j

Indication Inch (+) Row column Location / Leg it of wall Thickness) From Location .42 20 AV3 34 0.00. ) 42 20 AV6 30 2.32 43 '20 AV1 22 0.00 43 20 AV3 69P 0.00 43 20 AV4 31 0.00 43 20 AVS 37 0.00 43 20 AV6 27 0.00 42 21 AV2 15 0.00 42 21 AV3 25 0.00 42 21 AV4 12 0.00 42 21 AV5 33 0.00 42 21 AV6 24 0.00 43 21 AV2 21 .03 43 21 AV3 17 .37 43 21 AV4 25 .06 43 21 AV5 51P .08 44 21 AV3 27 0.00 44 21 AV5 37 0.00 44 21 AV6 20 0.00 43 22 AV4 36 0.00 43 22 AV5 16 .03 43 22 AV4 P* 0.00 44 22 AV4 41P .22 44 22 AV5 38 .16 45 22 AV3 34 .08 45 22 AV5 37 .11 41 23 AV5 29 0.00 43 23 AV4 13 0.00 43 23 AV5 17 .05 43 23 AV6 22 .05 44 23 AV3 26 .03 44 23 AV4 16 .05 44 23 AV5 18 .03 44 23 AV6 17 .03 44 24 AV4 34 .05 44 24 AV5 32 .13 45 24 AV4 38 16.88 45 24 AV5 41P .08 47 24 AV2 35 0.00 47 24 AV3 37 0.00 47 24 AV4 49P 0.00 47 24 AV5 37 0.00 47 24 AV6 34 0.00 44 25 AV5 13 .16 48 25 AV1 34 0.00 48 25 AV2 34 0.00 48 25 AV3 39 0.00 48 25 AV4 79P 0.00 48 25 AVS 56 0.00 48 25 AV6 39 0.00 44 26 AV4 21 0.00 48 26 AV4 11 .03 43 27 AV3 19 .24

7; i ' Attcchment to MO 95-0037 l P ga;9 of;14 g. s. U l i Indication ' Inch (+) 1 'Roy column'- Location / Leg (t of Wall Thickness) From Location .46 '27 AV2 10 0.'00 .i 46 27-AV3 22 .05: I ' 4 6 ~. 27 AV4 31 .11. 46 27 AV5 27 03'. 46: 27 AV6 14 0.00 48 27 AV2 24 0.00-48 27 AV3 18 .27 48 27. 'AV4 37 ,14 48 27 AV5 23 0.00 48-27 AV6 27 ~.14 45 ' 2 8.: AV5 18 .08-49 28 AV5 24 .05 49 28 AV6 25 .03-50 28 AV1 41 0.00 50 28 AV2 55 0.00-50' 28 AV3 36 0.00 50 28 AV4 60 0.00 50 28 AV5 71P 0.00 50 28 AV6 .38 0.00 41 29 AV3 15 0.00 41 29 AV4 25 0.00 47 29 AV4 31 0.00 47 32 AV4 13 0.00 47 32' AV5 11 0.00-37 33 AV3 15 0.00 53 33 AV2 11 0.00 53 33 AV3 16 ~0.00 53 33 AV4 '43P 0.00 53 33 AVS 35 0.00 i 53 33 -AV6 27 0.00 39 37 AV2 14 0.00 [ .39 3; AV3 14 -0.00 l 39 37 AV4 15 0.00 46 37 AV4 25 0.00-46 37 AV5 20 0.00 38 40 AV2 14 0.00 l 43 40 AV1 18 0.00 43 40 AV2 19 0.00 43 40 AV3 30 0.00 43 40 AV4 40P 0.00 43 40 AV5 31 0.00 50 40 AV2 33 0.00 E 50 40 AV3 34 0.00 50 40 AV5 46P 0.00 42 41 AV2 13 0.00 42 41 AV3 25 0.00 42 41 AV4 17 0.00 42 41 AV5 14 0.00 l 42 41 AV6 14 0.00 51 41 AV2 17 0.00 ) 45 43 AV3 14 0.00 45 43 AV4 18 0.00 49 43 AV2 31 0.00

tx t<9 f s 'LAttdahment[to WO 95a0037' ~ l 7P*ga?10 of1141 b Indication Inch (+). i il F i gaw-column-Location / Leg it of' Wall Thicknenn) From Location-49 ~ 43 AV3 43-0.00 [' - 49, 43 'AV4 51P - C.40 ' 49 43 AV5 34 0.00 , 49. 43 AV6 14 0.00 2 'l 4 4 -- 46 AV2 13 0 00 '44-46 AV5' 11 0.00 45 47 AV2 42-0.00' } 45 47 AV3 48P 0.00' { 45 44 7 AV4 43 0.00 l 45-47 AVS 32 '0.00. 52 47 AV1 24 ~0.00 [ 52 47' AV2 33 .0.00 I 52 47 AV3 44 0.00 -l K 52' 47 AV4 45 'O.00' 52 47 -AV5 49P. 0.00 52 47 AV6 26 0.00 45' 48 AV2 21 .14 45 48 AV3 43P .08 45 48 AV4 26 .03-j 45-48 AV5 30 .08-30 50 AV2 43 .08 i 30-50 AV5 51P .08 30 50 AV6 19 . 0 8' l 48 50 AV3 16 0.00 48 50 AV4 15 0.00 l 48 50 AV5 17 0.00 t 50 52 AV3 25 .05' 50 52 AV4 36 .14 j 50 52 AV5 25 .08 ] 45 53 AV2 28 0.00 45 53 AV3 28 0.00< i 45 53 AV4 34. 0.00 45 53 AV5 36 0.00 45 53 AV6 33 0.00 50 53 AV1 16 0.00 50 53 AV2 37 0.00 3 50 53 AV3 41 0.00 50 53 AV4-56P 0.00 i ) 50 53 AV5 '54 0.00 50 53 AV6 24 0.00 44 55 AV1 '15 .15 44 55 AV2 16 0.00 i 44 55 AV3 30 0.00 I 44 55 AV4 24 0.00 44 55 AVS 27 0.00 45 SS AV2 12 0.00. 45 55 AV3 14 0.00 l 45 55 AV4 17 0.00 l { 45 56 AV3 22 0.00 45 56 AV4 22 0.00 + 50 '56 AV2 12 .12 50 56 AV3 23 0.00 i 50 56 AV4 22 0.00 \\

e . = -. -j y 'TMAttychment to WO. 95-0037: .4 Pign:11'of.14: a 'l q .e fIndication = Inch (+) l Enw- .coln-m Location / Leg ~ft of-wall Thickness)- From Location 50' 56 AV5 13: .12 l l '45 58 AV2' 27-0.00-45, '58 AV3 14. 0.00" -i 45 58 KV4 41P .03 l 45. 58 AV5 32 0.00 47 58 AV1 13~ 0.00 ~! 47-58 AV2 29 0.00 47 58 AV3 22' 0'. 0 0 - l 47 58 AV4 20 0.00 l 47 58 oAV5 37 0.00 45 -59 AV2 13 0.00 l 48 59 -AV2 17L .'O. 0 0 I ~ 48 59 AV3 25 0.00 48 59 AV4 40P .06 48 60 AV3 20-0.00 l 48 60 AV4 27 0.00 49 60 AV2 40P Ch00 j '49 60 AV3 35 0.00 j 49 60 AV4' 18 0.00 ? 49 60 AV5 19 16.42. j 49 60 AVS ' 18 - 39.44 .i 50 61 AV1-26 0.00 50' 61 AV2 21 0.00-50 '61 AV3 17 0.00-50-61 AV4 43P~ 0.00' i 50 61 AV5 33 0.00'

i 45 62 AV1 13 0.00 I

45 62 AV2 49P "0.00 45 62 AV3 49 o0.00 l 45 62 AV4 31 0.00 45 62 AV5 42 0.00 45 62 AV6 12 0.00 'l 41 64 AV5 11 0.00 l 45 64 AV2 40 0.00-45 64 AV3 44P 0.00 45 64 AV4 36 -0.00 1 45 64 AV5 43 0.00 f 41 66 1N2 12 0.00 i 41 66 AV4 21 0.00 'l 41 66 AV5 22 'O.00 50 67 AV2 42 0.00 ) 50 67 AV3 46P 0.00 .l 50 67 AV4 'o 0.00 j 50 67 AV5 35 0.00 50 67 AV6 18 .35 j 46 68 AV2 20 0.00 i 48 69 AV2 19 0.00 46 69 AV3 17 0.00 } 44 70 3C 15 5.16 48 70 AV2 29 0.00 48 70 AV3 44 0.00 48 70 AV4 52 0.00 I 48 70 AV5 56P 0.00 I l f

c 't ' Attcchmentito-WO 95-0037, -.P:ga 12 of 14 t 1 . Indication Inch (+) gow. column Location / Leg it of Wall Thickness) From Location a 48 70 AV6: 30 0.00 .i .36 71 AV3 22 0.00 36 71 AV4 15 -0.00; l 48 71 AV2 17 0.00 48 71 AV3 34 0.00 48 .71 AV4 31 0'00 48 71 AV5 10 0.00 l 44" 72 AV2 22 0.00-

44-

,72 AV3 33 0.00~ j 44 72 AV4 33. 0.00-7 .44 72 'AV5 14 0.00 ~ 44 72 AV6 23 0.00 36 73 AV5 19 0.00 44 74 AV2 12 -0.00 44 74 AV3 19 0;00 - i 50 75 AV2 30 . 03, 50 75 AV3 27 .06

j 50 75 AV5'-

21 .06 39 77 AV3 16 0.00 39 77 'AV4 18 0.00 33 79 AV5-13 .0.00 36 80 AV3 14 0.00: 36 80 AV4 11 0.00 ' j 37 81 AV3 17: '0.00 1 43 81 AV3' 25 0.00 50-81- ~AV2 50P 0.00 50 81' AV3 19 0.00 -50 81 AV4 32 0.00 50 81 AV5 28-0.00 51 81 AV4 17 0.00 4' 51 81 AV5 20 0.00' I 49 82 AV2 18' O.00 50 82-AV3 46P 0.00 50 82 AV4- .42 .03 50 82 AV5' 32 .14 ' f 50 82 AV6 25 .05' l 40 84 AV2 31 .05 i 40 84 AV3 28 .03 1 40 84 AV5 25 .06 41 84 AV3 13 0.00 45 85 AV2 19 .21 45 85 AV3 36 .08 { 45 85 AV4 26 .22; 45 86 AV2 20 .08 i 45 86 AV3 29 .11 -- 45 86 AV4 19 0.00 45 88 AV5 14 0.00 51 89 AV3 22 .19 5 51 89 AV4 23 .03 51 89 AV5 23 .03 53 90 AV5 13 0.00 40 92 AV5 15 0.00 43 92 AV3 18 0.00

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(;; '3Attcchment;to Wo.95-0037 -{ P:ga 13'ofx 14 Indication. Inch (+) ggg. Column Location / Leg (t of Wall Thickness) From Location [ I 49 92 AV4 13 0.00. 19 93 2C P** .08 I . 45 93 AV4 17 .16 45 93 AV5 20 .18 48 -93 AV2 17 .24 48 93 AV3 '17 0.00 I 48 93 AV4-17 .36 ~ 45 94 AV4 31 .03 45 94 . AV5 42P .08 i 41 95 AV5 17 .13 45 95 AV4 .25 .26 45 95 AV5 30 .29 ~ 50 95 AV3 14 -0.00 50 95 AV4 61P 0.00- _{ 50 95 AV5 46 0.00 i { 50 95 AV6 44 0.00 44 96 AV3 17 -0.00 4 { 44 96 AV4 14 .35 45 96 AV5 19 0.00 41 97 AV4 26 .26 .[ 45 97-AV3 19 .25' t 45 97 AV4 33. 0.00 I 45 97 AV5 -43P 0.00' i 40 98 AV3 19 0.00 48

98 AV2 69P 0.00

.j 48 98 AV3 43 -- 0, 0 0 -

[

48 98 AV4 54 0.00 q 48 98 AV5 51' O 00 48 98 AV6 45 0.00 47 99 AV2 32 0.00 47 99 AV3 46 '0.00. 47 99 AV4 41

0. 0 0 '-

47 99 AV5 54P-0.00 ~ I (7 99 AV6 30 ,0.00 4 41 100 AV2 10 .03 41 100 AV3 19 .41 41 100 AV4 16 .08 41 100 AV5 18 .36 19 101 TSH 20 9.38 40 102 AV3 16 0.00 . 38 103 AV4 19 0.00 l 40 103 AV2 16 0.00 40 103 AV3 17 0.00 40 103 AV4 15 0.00 ' 40-104 AV2 20 0.00 40 104 AV5 16 0.00 38 105 AV3 18 0.00 38 105 AV4 17 -0.00 + 40 105 AV2 27 .11 40 105 AV3 32 0.00 40 105 AV4 23 0.00 [ 21-106 1C 27 34.66 19 107 TSH 22 9.00 i f

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    • [Attechment? tb WOi95-0037/

I 7gs 1 'P gs-14 of 14i H 1*-~ j -4..- i-Indication l

Inch (+)
ggg.

-column Location / Leg ft of Wall'Thicknans) From Location l '21 107 TSH 17 ~ 15.01~ 35 107 AV4 17- ' O.00 - 35 108' AV4-' 18 ..08 l 35~ 108-AV6 13' O.'00~ f '33 109 AV3 '.19 0.00 35 109 AV3 23 0.00 .] 35 109 AV4 39 0'00 i 18 110 TSH 14 6.47 j 36 '110 AV1 15 0.00' 'l 36 110' AV2 50P-0,00 )} 36 110 AV3-19 ' O.00 'i 36 110 AV4 12 O. 00 L! 36 110 AV5 36 0.00-36 110- .AV6 19 0.00- !j 30 114' AV5 31 0.00 28 115 AV6 31 0.00 22 116 TSH 20 18.80 .. t s Plugged due to Inconel 600 mechanical tube plug top becoming lodged in i tube during removal process. 3.; Preventively plugged due to volumetric indication. k I i k t ~$ i l -i l i i 1 1 ,w _ _ _ _ _ _ _ _ _ ______._;.-.__.._-..._-.}}