L-PI-06-102, Unit 2 Steam Generator Inspection Results - 15 Day Report: Difference between revisions

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{{#Wiki_filter:N CommitTed to Nuclear Excellence Prairie lsland Nuclear Generating Plant Operated by Nuclear Management Company, LLC L-PI-06-102 Technical Specification 5.6.7 U S Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Prairie lsland Nuclear Generating Plant Unit 2 Docket 50-306 License No. DPR-60 2006 Unit 2 Steam Generator Inspection Results Dav Report In accordance with Technical Specification 5.6.7.1, the number of tubes plugged or sleeved in each steam generator (SG) is provided in Table
{{#Wiki_filter:N CommitTed to Nuclear Excellence Prairie lsland Nuclear Generating Plant Operated by Nuclear Management Company, LLC L-PI-06-102 Technical Specification 5.6.7 U S Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Prairie lsland Nuclear Generating Plant Unit 2 Docket 50-306 License No. DPR-60 2006 Unit 2 Steam Generator Inspection Results Dav Report In accordance with Technical Specification 5.6.7.1, the number of tubes plugged or sleeved in each steam generator (SG) is provided in Table 1.
: 1. In accordance with Technical Specification 5.6.7.4, the identification of F* and EF* tubes and the location and extent of degradation are included in Enclosure 1 (21 and 22 Steam Generator F* and EF* Tube Report) to this letter. There are 2760 tubes classified as F* tubes and 33 tubes classified as EF* tubes.
Table 1 Prairie lsland Unit 2 Refueling Outage 24 Plugs and Sleeves End of Cycle 23        2006 Repairs          Beginning of Cycle 24 Type of Repair                                21SG        22SG      21SG        22SG      21SG          22 SG Tubes Plugged                                    242        258        19            8      26 1         266 Tubes Sleeved                                      0          0          0            0        0              0 In accordance with Technical Specification 5.6.7.4, the identification of F* and EF* tubes and the location and extent of degradation are included in Enclosure 1 (21 and 22 Steam Generator F* and EF* Tube Report) to this letter. There are 2760 tubes classified as F* tubes and 33 tubes classified as EF* tubes.
Table 1 Prairie lsland Unit 2 Refueling Outage 24 Plugs and Sleeves Summarv of Commitments This letter contains no new commitments and no revisions to existing commitments.
Summarv of Commitments This letter contains no new commitments and no revisions to existing commitments.
Thomas J. balmisano Site Vice President, Prairie lsland Nuclear Generating Plant Nuclear Management Company, LLC Type of Repair Tubes Plugged Tubes Sleeved Beginning of Cycle 24 171 7 Wakonade Drive East Welch, Minnesota 55089-9642 Telephone:
Thomas J. balmisano Site Vice President, Prairie lsland Nuclear Generating Plant Nuclear Management Company, LLC 1717 Wakonade Drive East   Welch, Minnesota 55089-9642 Telephone: 651.388.1 121
651.388.1 121 21SG 26 1 0 2006 Repairs 22 SG 266 0 End of Cycle 23 21SG 19 0 21SG 242 0 22SG 8 0 22SG 258 0 Document Control Desk Page 2 Enclosure (1) cc: Administrator, Region Ill, USNRC Project Manager, Prairie Island, USNRC Resident Inspector, Prairie Island, USNRC ENCLOSURE 1 21 and 22 Steam Generator EF* and F* Tube Report CODES Location (Landmark)
TRH = Top of OEM Hard Roll Hot Leg 1 BH = Bottom of Additional Hard Roll 1 2BH = Bottom of Additional Hard Roll 2 EBH = Bottom of Additional Elevated Hard Roll Types of F and EF Stars EF* = EF* Tube with Elevated Additional Roll Expansion F*O = F* Tube without Additional Roll Expansion F*l = F* Tube with One Additional Roll Expansion F*2 = F* Tube with Second Higher Additional Roll Expansion lndication Code IRR = Inadvertent Re-Roll - No Defect -Tracked for Configuration Management MAD = Multiple Axial lndication - No Longer Detectable MA1 = Multiple Axial lndication MAN = Multiple Axial lndication - No Change MCN = Multiple Circumferential lndication - No Change SAD = Single Axial lndication - No Longer Detectable SAI = Single Axial lndication SAN = Single Axial lndication - No Change SCD = Single Circumferential lndication - No Longer Detectable SCI = Single Circumferential lndication SCN = Single Circumferential lndication - No Change SVN = Single Volumetric lndication - No Change Page 1 of 60 Page 2 of 60 Page 3 of 60 Page 4 of 60 Page 5 of 60 Page 6 of 60 Page 7 of 60 


Page 9 of 60 Page 10 of 60 Page 11 of 60 Page 12 of 60 Page 13 of 60 Page 14 of 60 Page 15 of 60 Page 16 of 60 Page 17 of 60 Page 18 of 60 
Document Control Desk Page 2 Enclosure (1) cc:    Administrator, Region Ill, USNRC Project Manager, Prairie Island, USNRC Resident Inspector, Prairie Island, USNRC


Page 20 of 60 Page 21 of 60 767 768 -0.89 -1.34 F*l F*l 1 BH 1 BH 21 21 H H 28 30 52 52 MAD MAD Page 22 of 60 Page 23 of 60 Page 24 of 60 Page 25 of 60 Page 26 of 60 Page 27 of 60 Page 28 of 60 Page 29 of 60 Page 30 of 60 Page 31 of 60 Page 32 of 60 Page 33 of 60 F*l F*l F*l 1328 1329 1330 21 21 21 H H H 1 BH 1 BH 1 BH 6 4 9 -0.81 -0.80 -1 .OO -0.79 90 91 92 MAN SAD SAD Page 34 of 60 Page 35 of 60 Page 36 of 60 Page 37 of 60 Page 38 of 60 26 27 28 21 21 21 H H H 7 10 22 61 66 72 SAN SAN SAN EBH EBH EBH -9.64 -9.50 -13.29 -9.49 -9.44 -10.21 EF* EF* EF*
ENCLOSURE 1 21 and 22 Steam Generator EF* and F* Tube Report CODES Location (Landmark)
Page 39 of 60 Page 40 of 60 Page 41 of 60 -2.44 -2.47 144 145 F*O F*O 94 94 22 22 MAN SAN H H TRH TRH 6 7 -2.64 -2.51 Page 42 of 60 Page 43 of 60 Page 44 of 60 Page 45 of 60 Page 46 of 60 Page 47 of 60 Page 48 of 60 Page 49 of 60
TRH = Top of OEM Hard Roll Hot Leg 1BH = Bottom of Additional Hard Roll 1 2BH = Bottom of Additional Hard Roll 2 EBH = Bottom of Additional Elevated Hard Roll Types of F and EF Stars EF* = EF* Tube with Elevated Additional Roll Expansion F*O = F* Tube without Additional Roll Expansion F
[ 444 122 1 H 1 16 155 ( SAD 1 IBH 1 -1.09 1 I F*l I Page 50 of 60 Page 51 of 60 Page 52 of 60 Page 53 of 60
* l = F* Tube with One Additional Roll Expansion F*2 = F* Tube with Second Higher Additional Roll Expansion lndication Code IRR = Inadvertent Re-Roll - No Defect -Tracked for Configuration Management MAD = Multiple Axial lndication - No Longer Detectable MA1 = Multiple Axial lndication MAN = Multiple Axial lndication - No Change MCN = Multiple Circumferential lndication - No Change SAD = Single Axial lndication - No Longer Detectable SAI = Single Axial lndication SAN = Single Axial lndication - No Change SCD = Single Circumferential lndication - No Longer Detectable SCI = Single Circumferential lndication SCN = Single Circumferential lndication - No Change SVN = Single Volumetric lndication - No Change Page 1 of 60


I684 122 1 H 1 18 173 1 SAD 1 1BH 1 -1.3 I F*l ] Page 55 of 60 Page 56 of 60 Page 57 of 60 22 STEAM GENERATOR F*2 TUBES, BOC24, 2006 Status F*2 Elev to -0.54 No. 1 SIG 22 Leg H Location 2BH Elevfrom -0.64 Row 18 Col 14 Indication SAN Page 58 of 60 48 49 22 22 H H 45 46 39 14 SAD MAN F*2 F*2 2BH 2BH -3.15 -1.97 -1.82 Page 59 of 60 Page 60 of 60 115 116 22 22 H H 15 14 86 88 MAN MAN 2BH 2BH -2.42 1 -1.75 ( F*2 -2.39 1 -1.74 1 F*2}}
Page 2 of 60 Page 3 of 60 Page 4 of 60 Page 5 of 60 Page 6 of 60 Page 7 of 60
 
Page 9 of 60 Page 10 of 60 Page 11 of 60 Page 12 of 60 Page 13 of 60 Page 14 of 60 Page 15 of 60 Page 16 of 60 Page 17 of 60 Page 18 of 60
 
Page 20 of 60 767 21 H 28 52  MAD      1BH -0.89 F*l 768 21 H 30 52  MAD      1BH -1.34 F*l Page 21 of 60
 
Page 22 of 60 Page 23 of 60 Page 24 of 60 Page 25 of 60 Page 26 of 60 Page 27 of 60 Page 28 of 60 Page 29 of 60 Page 30 of 60 Page 31 of 60 Page 32 of 60 1328 21 H 6 90 MAN      1BH -0.81  -0.79 F*l 1329 21 H 4 91  SAD      1BH -0.80        F*l 1330 21 H 9 92  SAD      1BH -1 .OO      F*l Page 33 of 60
 
Page 34 of 60 Page 35 of 60 Page 36 of 60 Page 37 of 60 26 21 H  7 61 SAN      EBH  -9.64  -9.49 EF*
27 21 H 10 66 SAN      EBH  -9.50  -9.44 EF*
28 21 H 22 72 SAN      EBH -13.29 -10.21 EF*
Page 38 of 60
 
Page 39 of 60 Page 40 of 60 144 22 H 6 94 MAN      TRH  -2.64 -2.44 F*O 145 22 H 7 94  SAN    TRH  -2.51 -2.47 F*O Page 41 of 60
 
Page 42 of 60 Page 43 of 60 Page 44 of 60 Page 45 of 60 Page 46 of 60 Page 47 of 60 Page 48 of 60 Page 49 of 60
[ 444 1 2 2 1 H 1 16 155 (  SAD  1  IBH 1 -1.09 1 I F*l I Page 50 of 60
 
Page 51 of 60 Page 52 of 60 Page 53 of 60
 
I684 1 2 2 1 H 1 18 1 7 3 1  SAD   1 1BH 1 -1.3 I F*l ]
Page 55 of 60
 
Page 56 of 60 22 STEAM GENERATOR F*2 TUBES, BOC24, 2006 No. SIG Leg  Row Col Indication Location Elevfrom Elev to Status 1 22   H     18  14  SAN        2BH     -0.64   -0.54  F*2 Page 57 of 60
 
48 22 H 39 45 SAD     2BH -3.15       F*2 49 22 H 14 46  MAN      2BH -1.97 -1.82 F*2 Page 58 of 60
 
Page 59 of 60 115 22 H 15 86 MAN     2BH -2.42 1 -1.75 ( F*2 116 22 H 14 88 MAN      2BH  -2.39 1 -1.74 1 F*2 Page 60 of 60}}

Latest revision as of 12:13, 23 November 2019

Unit 2 Steam Generator Inspection Results - 15 Day Report
ML063530271
Person / Time
Site: Prairie Island Xcel Energy icon.png
Issue date: 12/18/2006
From: Thomas J. Palmisano
Nuclear Management Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
L-PI-06-102
Download: ML063530271 (62)
v • d • e


Text

N CommitTed to Nuclear Excellence Prairie lsland Nuclear Generating Plant Operated by Nuclear Management Company, LLC L-PI-06-102 Technical Specification 5.6.7 U S Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Prairie lsland Nuclear Generating Plant Unit 2 Docket 50-306 License No. DPR-60 2006 Unit 2 Steam Generator Inspection Results Dav Report In accordance with Technical Specification 5.6.7.1, the number of tubes plugged or sleeved in each steam generator (SG) is provided in Table 1.

Table 1 Prairie lsland Unit 2 Refueling Outage 24 Plugs and Sleeves End of Cycle 23 2006 Repairs Beginning of Cycle 24 Type of Repair 21SG 22SG 21SG 22SG 21SG 22 SG Tubes Plugged 242 258 19 8 26 1 266 Tubes Sleeved 0 0 0 0 0 0 In accordance with Technical Specification 5.6.7.4, the identification of F* and EF* tubes and the location and extent of degradation are included in Enclosure 1 (21 and 22 Steam Generator F* and EF* Tube Report) to this letter. There are 2760 tubes classified as F* tubes and 33 tubes classified as EF* tubes.

Summarv of Commitments This letter contains no new commitments and no revisions to existing commitments.

Thomas J. balmisano Site Vice President, Prairie lsland Nuclear Generating Plant Nuclear Management Company, LLC 1717 Wakonade Drive East Welch, Minnesota 55089-9642 Telephone: 651.388.1 121

Document Control Desk Page 2 Enclosure (1) cc: Administrator, Region Ill, USNRC Project Manager, Prairie Island, USNRC Resident Inspector, Prairie Island, USNRC

ENCLOSURE 1 21 and 22 Steam Generator EF* and F* Tube Report CODES Location (Landmark)

TRH = Top of OEM Hard Roll Hot Leg 1BH = Bottom of Additional Hard Roll 1 2BH = Bottom of Additional Hard Roll 2 EBH = Bottom of Additional Elevated Hard Roll Types of F and EF Stars EF* = EF* Tube with Elevated Additional Roll Expansion F*O = F* Tube without Additional Roll Expansion F

  • l = F* Tube with One Additional Roll Expansion F*2 = F* Tube with Second Higher Additional Roll Expansion lndication Code IRR = Inadvertent Re-Roll - No Defect -Tracked for Configuration Management MAD = Multiple Axial lndication - No Longer Detectable MA1 = Multiple Axial lndication MAN = Multiple Axial lndication - No Change MCN = Multiple Circumferential lndication - No Change SAD = Single Axial lndication - No Longer Detectable SAI = Single Axial lndication SAN = Single Axial lndication - No Change SCD = Single Circumferential lndication - No Longer Detectable SCI = Single Circumferential lndication SCN = Single Circumferential lndication - No Change SVN = Single Volumetric lndication - No Change Page 1 of 60

Page 2 of 60 Page 3 of 60 Page 4 of 60 Page 5 of 60 Page 6 of 60 Page 7 of 60

Page 9 of 60 Page 10 of 60 Page 11 of 60 Page 12 of 60 Page 13 of 60 Page 14 of 60 Page 15 of 60 Page 16 of 60 Page 17 of 60 Page 18 of 60

Page 20 of 60 767 21 H 28 52 MAD 1BH -0.89 F*l 768 21 H 30 52 MAD 1BH -1.34 F*l Page 21 of 60

Page 22 of 60 Page 23 of 60 Page 24 of 60 Page 25 of 60 Page 26 of 60 Page 27 of 60 Page 28 of 60 Page 29 of 60 Page 30 of 60 Page 31 of 60 Page 32 of 60 1328 21 H 6 90 MAN 1BH -0.81 -0.79 F*l 1329 21 H 4 91 SAD 1BH -0.80 F*l 1330 21 H 9 92 SAD 1BH -1 .OO F*l Page 33 of 60

Page 34 of 60 Page 35 of 60 Page 36 of 60 Page 37 of 60 26 21 H 7 61 SAN EBH -9.64 -9.49 EF*

27 21 H 10 66 SAN EBH -9.50 -9.44 EF*

28 21 H 22 72 SAN EBH -13.29 -10.21 EF*

Page 38 of 60

Page 39 of 60 Page 40 of 60 144 22 H 6 94 MAN TRH -2.64 -2.44 F*O 145 22 H 7 94 SAN TRH -2.51 -2.47 F*O Page 41 of 60

Page 42 of 60 Page 43 of 60 Page 44 of 60 Page 45 of 60 Page 46 of 60 Page 47 of 60 Page 48 of 60 Page 49 of 60

[ 444 1 2 2 1 H 1 16 155 ( SAD 1 IBH 1 -1.09 1 I F*l I Page 50 of 60

Page 51 of 60 Page 52 of 60 Page 53 of 60

I684 1 2 2 1 H 1 18 1 7 3 1 SAD 1 1BH 1 -1.3 I F*l ]

Page 55 of 60

Page 56 of 60 22 STEAM GENERATOR F*2 TUBES, BOC24, 2006 No. SIG Leg Row Col Indication Location Elevfrom Elev to Status 1 22 H 18 14 SAN 2BH -0.64 -0.54 F*2 Page 57 of 60

48 22 H 39 45 SAD 2BH -3.15 F*2 49 22 H 14 46 MAN 2BH -1.97 -1.82 F*2 Page 58 of 60

Page 59 of 60 115 22 H 15 86 MAN 2BH -2.42 1 -1.75 ( F*2 116 22 H 14 88 MAN 2BH -2.39 1 -1.74 1 F*2 Page 60 of 60

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