ML061220693

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& 11/15/2006 Summary of Conference Calls with Florida Power Corporation. Progress Energy Presentation Slides
ML061220693
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 05/30/2006
From:
Progress Energy Co
To:
Office of Nuclear Reactor Regulation
Mozafari B, NRR/ADRO/DORL, 415-2020
Shared Package
ML061350141 List:
References
TAC MC8535, TAC MC9562
Download: ML061220693 (6)


Text

http://nggweb/cr3environmentalradcontrol/chemist ry/out/podchem. pdf (2-year plot)

Primary to Secondary Leakrate / RM-A12 Method 3.5-3-

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Provide a description of the inspections performed including the areas examined and the probes used.

Scope A B 100% Full Length Bobbin Coil (UTS to LTS) 15,232 14,748 100% Upper and Lower Roll Transition Of The Non-Sleeved Tubes Inservice 15,232 14,748 Using MRPC 34% Bobbin Coil of the Inservice Sleeves Examined Full Length of the Sleeve 55 54 34% MRPC of the Rolled Joints in the UTS and 15S of the Inservice Sleeves (Plus 55 54 6" below the end of the sleeve) 34% MRPC exam UTS and 15S of Remainder Lane Region Un-sleeved tubes 13 10 34% MRPC @ 15S Exam Of One Tube Boundary Around Lane/Wedge Region 45 45 Sleeved and Un-Sleeved Tubes Visual Inspection of ALL Plugs 598 1566 100% MRPC of the I-600 Rolled Plugs 20 47 100% MRPC of the Dents Adjacent to Explosive Plugged Tubes 17 66 34% MRPC of all Dents LTS +4" to UTE 160 70 34% MRPC in the Lower Tube Sheet Crevice Area, +4" to -8" from the LTSF in 2054 1387 the Sludge Pile Region 100% MRPC of the Inservice Tubes with IGA in the First Span N/A 167 Mi Progres Energy

The scope of the inspection and the expansion criteria Scope 100% Full Length Bobbin Coil 100%/6 Inspection, no further expansion Is possible 100% Upper and Lower Roll Transition Of The Non-Sleeved Tubes Inservice 100% Inspection, no further expansion Is possible Using MRPC 34% Bobbin Coil of the Inservice Sleeves Examined Full Length of the Sleeve IF C-I: THEN NO EXPANSION REQUIRED IF C-2 or C-3:. THEN Inspect the remaining tubes inthe affected OTSG and 20% additional tubes inthe other OTSG.

34% MRPC of the Rolled Joints in the UTS and 15S of the Inservice Sleeves (Plus IEC-1: ITHE NO EXPANSION REQUIRED 6" below the end of the sleeve) jfC-2 or C-3:. THEN Inspect the remaining tubes Inthe affected OTSG and 20% additional tubes inthe other OTSG.

34% MRPC exam UTS and 15S of Remainder Lane Region Un-sleeved tubes IF C-1: THEN NO EXPANSION REQUIRED IF C-2 or C-3:. THEN Inspect the remaining tubes inthe affected OTSG and 20% additional tubes inthe other OTSG.

34% MRPC @ 15S Exam Of One Tube Boundary Around Lane/Wedge Region IEC-I: THEN NO EXPANSION REQUIRED Sleeved and Un-Sleeved Tubes LFC-2 or C-3:. IHEN Inspect the remaining tubes Inthe affected OTSG and 20% additional tubes Inthe other OTSG.

Visual Inspection of ALL Plugs 100% Inspection, no further expansion Is possible 100% MRPC of the I-600 Rolled Plugs 100% Inspection, no further expansion Is possible 100% MRPC of the Dents Adjacent to Explos Plugged Tubes 100% Inspection, no further expansion is possible 34% MRPC of all Dents LTS +4" to UTE IFC-1: TH3N NO EXPANSION REQUIRED IFC-2 or C-3:. THEN Inspect the remaining tubes inthe affected OTSG and 20% additional tubes Inthe other OTSG.

34% MRPC in the Lower Tube Sheet Crevice Area, +4" to -8" from the LTSF in IFC-1: THEN NO EXPANSION REQUIRED the Sludge Pile Region IEC-2 or C-3:. THEN Inspect the remaining tubes inthe affected OTSG and 20% additional tubes inthe other OTSG.

100% MRPC of the Inservice Tubes with IGA in the First Span (B OTSG) N/A doG Progress Energy

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TYPICAL TUBE END CRACKING EC'T Indications 3/16" -1/2 "1 V'* Characteristics

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