ML15082A365
| ML15082A365 | |
| Person / Time | |
|---|---|
| Site: | Braidwood  |
| Issue date: | 03/23/2015 |
| From: | NRC/RGN-III |
| To: | |
| References | |
| Download: ML15082A365 (2) | |
Text
ADAMS Accession Number ML15082A365 Part B Items (Onsite) - NRC information Requests (3-23-2015) - ISI Braidwood U1
- 1) ITEM B.1 of NRC information request letter-Welds Selected for review A. The following Code Class welds completed during prior outage.
Work Order Code Class Description 1662830 2 Modify Existing Support (Line 2RH04AB-3)
Also include description from - EC 393838 1736885 1
Install Seal Welded Cap Also include description from-EC 398090 B. The following Code Class welding scheduled to occur during current outage.
Work Plan Code Class Description 01692233 3 CM-Tie In to U1 SX Pipe Also include description from - EC 394153 1692235 2
CM-ECCS Flex Suction & High Hd Inj Also include description from - EC 394151 1693158 2
CM Install Hanger Also include description from - EC 394480
- 2) ITEM B.2 of NRC information request letter-ISI related corrective actions AR/IR Number Description/Topic 01555373 1RH01CB-16": DRY BORIC ACID IN ASME BOLTED CONNECTION 01556089 A1R17 (SOURCE OF LKG. FROM 1SI8811A IDENTIFIED) 01557813 1/2RH01SA/B SECTION XI PRESSURE TESTING ISSUES 01558725 1A MSR ADDITIONAL EROSION DISCOVERED IN A1R17 - 1MS01AA 01562041 1SI023A PIPE CAP LEAK 01562216 BODY-TO-BONNET LEAK. 2AB8447B 01562356 BODY TO BONNET CONN 01563691 DEFERRAL OF VALVE REPAIR ON 1SI8811B VALVE BODY TO BONNET 01570803 RESIDUES ON REACTOR HEAD COMPONENTS 01578819 UNIT 2 RV HEAD BEARING STRESS IS ABOVE ASME ALLOWABLE 01596903 1SX27DA REPLACEMENT SEGMENT NOT EXAMINED BY VT-2 01694182 VT-2 OF EMBEDDED U-2 CONTAINMENT SPRAY PIPING NOT PER SECT 02391565 SURFACE LINEAR INDICATION FOUND DURING PRE-FREEZE NDE (MT) 02395860 LINEAR INDICATIONS AT 2ND LOC DURING PRE-FREEZE NDE (MT) 01577925 WELDS PERFORMED INCORRECTLY - 1SXFS01-2 01562511 SI8811 ECAPSULATION HAS NO OVERPRESSURE PROTECTION
ADAMS Accession Number ML15082A365 01357583 FOREIGN OBJECT FOUND IN 1A SG SECONDARY SIDE - A1R16 01359801 FOREIGN OBJECTS FOUND IN 1C SG SECONDARY SIDE (A1R16) 01359305 FOREIGN OBJECTS FOUND IN 1B SG SECONDARY SIDE A1R16 01656812 FME: SPIRAL GASKET MATERIAL FOUND IN SUCTION STRAINER 01562009 FME -FOREIGN MATERIAL RECOVERED 1C FW PUMP SUCTION STRAINER 01562004 FME -FOREIGN MATERIAL RECOVERED 1A FW PUMP SUCTION STRAINER 01561988 FME -FOREIGN MATERIAL RECOVERED S/U FW PUMP SUCTION STRAINER 01562268 UNABLE TO PERFORM EDDY CURRENT ON INCORE THIMBLE TUBES
- 3) Item B.3-Relevant Indications Component AR No.
Supporting docs CONTAINMENT LINER 01558967 Exam report and completed corrective actions for AR and site procedure with acceptance criteria that were applied for this issue.
NDE OF EXCAVATIONS IDENTIFIES REJECTABLE INDICATIONS 01559649 Exam report and AR and procedure ER-AA-335-1008 containing the acceptance criteria for these flaws NDE ID'D A REJECTABLE MT INDICATION ON 1MS01AB REPAIR 01562723 Exam report and AR and procedure containing the acceptance criteria for these flaws