IR 05000263/1977022
| ML20024G452 | |
| Person / Time | |
|---|---|
| Site: | Monticello  |
| Issue date: | 02/07/1978 |
| From: | Danielson D, Eric Lee NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| To: | |
| Shared Package | |
| ML20024G447 | List: |
| References | |
| 50-263-77-22, NUDOCS 9102120494 | |
| Download: ML20024G452 (4) | |
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U.S. NUCLMR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFORCEMENT
REGION III
Report No. 50-263/77-22
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Docket No. 50-263 License No. DPR-22 Licensee:
Northern States Fower Company 414 Nicollet Mall Minneapolis, MN 55401 Facility Name: Monticello Nuclear Generating Station Inspection At: Monticello Site, Monticello, MN Inspection Conducted: November 16, 1977 and January 23-25, 1978
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q/g'/8 Inspector:
E. W. K. 1,ee GA, v.w-nL~
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%n Approved By:
D. H. Dani ison, Chief Gf M W7/ 78 Engineering Support Section 2 Inspection Summ>1ry Inspection on November 16, 1977 and January 23-25, 1978 (Report No.
50-263/77-22)
Areas Inspected: Documents relative to the removal of RPV feedwater nozzle cladding, Control Rod Drive (CRD) Return Line Nozzle Thermal Sleeve Removal and capping of CRD return line. This inspection involved 'a total of 20 onsite inspection hours by one NRC inspector.
Results: Of the three areas inspected no apparent items of noncompliance were found in one area; one apparent item of noncompliance was found in two areas (Deficiency - failure to maintain proper record, paragraph 1.a.
1.b, 1.c and 3.a).
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PD 494 780209 G
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DETAILS Persons Contacted Principal Licensee Employees
- M. H. Clarity, Superintendent, Plant Engineer and Radiation Protection
- L.
R. Eliason, Plant Manager
- D.
B. Hansen, QC Engineer
- P. J. Krumpos, QC Engineer Other Personnel
- D. Arremony, Consultant, Arremoney Associates
- G. H. Scott, QA Supervisor, General Electric Company
- Denotes those present at the exit interview.
Functional or Program Areas Inspected 1.
Review of RPV Feedwater Nozzle Cladding Removal Records a.
The inspector reviewed 27 Installation Procedures and 26 travelers for approvals and sign-offs. The inspector established that:
(1) Sequence No. 8 on traveler No. CRM-45-D was not signed-of f by Quality Control and Production personnel.
(2) Sequence No. 21 on traveler No. CRM-315 was not signed-off by production personnel.
This is contrary to the require-ment indicated on the travelers.
This finding is an item of noncompliance identified in Appendix A.
(263/77-22-01).
b.
The inspector reviewed ultrasonic report of the 45 RPV feedwater nozzle safe-end wall thickness measurement and noted that recalibration and verification records were not maintained.
This is contrary to the requirements of General Electric Company procedure No. NSP-77-FW-09E, paragraph 7.2.
This finding is an item of noncompliance identified in Appendix A.
(263/77-22-02).
c.
The inspector reviewed 15 joint process control sheets for welds performed on the 135 feedwater sparger. The inspector estab-lished that:
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(1) Steps 5.d and 5.g on joint process control sheets for weld joints No. FW-135-3.1, No. FW-135-3.2 and No. FW-135-4.1 through 4.4 were not signed-off by production personnel and (2)
Step 3(b)1 on juint process control sheet for veld joint No. FW-135-5 was not signed-of f by Quality Control personnel.
This is contrary to the requirement indicated on the joint process control sheet.
This finding is an item of noncompliance identified in Appendix A..(263/77-22-03).
d.'
The inspector re. viewed four noncompliance reports and one Field Deviation Disposition Request.
The inspector determined the reports are legible and properly closed out.
i e.
The inspector reviewed six NDE personnel and four welders quali-fication. It was determined that the records indicated that
.those personnel were properly qualified and met the. applicable code requirements.
i f.
The inspector reviewed the post-cladding removal'UT reports of the RPV'feedwater nozzle inner radii and bores. The inspector t
determined the reports met the procedural and code requirements.
Except as noted above, no other items of noncompliance or deviations were identified.
2.
Review of Control Rod Drive (CRD) Return Line Nozzle Thermal Sleeve Removal Records a.
-The inspector reviewed three work procedures and two travelers l
for approvals and sign-offs.
The inspector established the procedures and travelers were properly signed-off.
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b.
The inspector reviewed PT report of the CRD nozzle blend radius.
Four linear-indications were recorded on the reports. The L
indications were ground out and measurements of cavities were I
taken. One cavity was 0.110" into the basemetal and one was
0.08" into the basemetal.
No items of noncompliance or deviations vere identified.
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3.
Review of Control Rod Drive (CRD) Return Line Capping Records The inspector revir.wed Cherne Contracting Corporation Liquid a.
penetrant examinacion reports of weld joints No. B2104-001-0001
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and No. B2104-002-0001.
The inspector noted that material and (
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technique used were not recorded.
This is contrary to Peabody procedure No. 3.23.A.1, paragraph No. 7.2.
This finding is an item of noncompliance identified in Appendix A.
(263/77-22-04).
b.
The inopector reviewed the following Cherne Contracting Corpor-ation documents and determined them to be acceptable and met the applicable code requirements:
(1) Master check lists No. B2-4-1 and No. B2-4-2.
(2) Welding check list for veld joints No. B2104-001-0001 and No. B2104-002-0001.
(3) Radiographic Reports of weld joints No. B2104-001-0001 and No. B2104-002-0001.
(4) Three welders qualifications.
Except as noted, no other items of noncompliance or deviations were identified.
Exit Interview The inspector met with licensee representatives at the conclusion of the inspection on January 25, 1978.
The inspector summarized the scope and findings of the inspection.
The licensee acknowledged the item of noncompliance identified in paragraphs 1.a. 1.b, 1.c and 3.a.
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