IR 05000312/1985018
| ML20135H738 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 09/09/1985 |
| From: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| To: | |
| Shared Package | |
| ML20135H735 | List: |
| References | |
| 50-312-85-18, NUDOCS 8509240180 | |
| Download: ML20135H738 (42) | |
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U.S. NUCLEAR REGULATORY COMMISSION
REGION V
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SYSTEMATIC ASSESSMENT OF LICENSEE PERFORMANCE FOR
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SACRAMENTO-MUNICIPAL UTILITY DISTRICT-RANCHO SECO NUCLEAR GENERATING STATION
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J; REPORTNO.Sd-$12/85-18'+'.
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EVALUATION PERIOD:
12/1/83
.5/21/.85
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ASSESSMENT CONDUCTED: ' AUGUST:7, 19851 "'
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8509240100 850909 PDR ADOCK 05000312
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SUMMARY (12/01/83 - 05/31/85)
RANCHO SECO Inspections Conducted Enforcement Items Inspection **- Percent Severity Level ***
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Functional Area Hours-of Effort I
II III IV V Dev.
1.
Plant Operations 2891
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Controls 652 10-1*
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Maintenance 475 8'
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Surveillance.
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Fire Protection
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15. : Emergency
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Preparedness 462
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Security and
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- safeguards 404
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Refueling
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Quality Programs
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and Administrative
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i Controls 200'
9 9 10. Licensing
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Construction 682 11-2 1
12. Training 135
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1 Total 6334
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24 13
- 0ne Level III issued ~ for three associated violations.
- Allocations of inspection hours vs. functional areas are approximations'
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based upon inspection report data, and include onsite and in office inspection effort..Does not include PAT /IE inspection hours or SALP preparation hours.
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- Severity levels are in accordance with NRC Enforcement Policy.
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~ Data-compiled'from Inspection Report Nos. 83-32-through 85-15 and 85-23,
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covering inspections performed during the assessment period 12/1/83 - 5/31/85.
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Rancho Seco Enforcement Items-
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(12/01/83 - 05/31/85)-
Inspection Severity Functional
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Report No.
Subject Level Area 83-34~
Failure of PRC to' review temporary IV
l change to emergency diesel generator
' operating procedure.
(PAB. finding)
Failure of PRC to review a IV
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temporary change to an incore
. instrument surveillance procedure.
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(PAB finding)
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-Inadequate control of abnormal tags.
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(PAB finding)
83-36
. Failure to follow revised procedure for hydrogen monitor and purge system.
Continued operation without-IV
i minimum required operable j
pressurizer level instruments.
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84-02 PRC did not' evaluate Technical-IV
j Specification. violations
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(2 examples) (PAB finding)
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'l PRC did not review Abnormal Tags IV
(PAB finding).
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Inadequate PRC membership (PAB finding).
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1PRC failed to review V-
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l procedure changes (PAB finding)
l Failure to document PRC V
i determination of procedure
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i review (PAB_ finding)
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l Failure to document PRC V-
determination as to unreviewed
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i safety questions ~
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MSRC did not review QA audit' reports'
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. Tardy responses to QA audit findings-IV
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l Use of out-of-date equipment IV 9-
,2 classification documents.by
. Maintenance and Procurement _ ~
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-Severity [ Functional
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Report No.
Subject Level Area 84-02 No training programs for'
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(continued)
Maintenance or Procurement'
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personnel
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' 84-07 Failure to maintain up-to-date
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revisions of surveillance
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procedures in the Control Room?
84-09 Nuclear instrument calibrations were IV-
not performed as required.
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84-11 Emergency Preparedness training IV
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not given after reassignment.
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Inadequate' data and procedures for IV
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meteorological program.
84-13 Insufficient records relating to V
4 storage and protection of Class IE motor control centers.
A contractor QC inspector was not V
listed as an authorized inspector.
84-14 Welding filler material was not V
adequately controlled by Tool Room.
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Written quizzes were not administered V
during.requalification training.
l 84-15 Design calculations for the auxiliary IV
feedwater flow orificies plates were-not adequately reviewed and approved.
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84-19 Improper control of combustible
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Improper setting of code safety valve. IV
84-22 Expanded Fire Brigade Training Deviation
had not been performed.
A Senior Control Room Operator had IV
1 not been trained in his designated role as fire brigade leader.
Improper ~ control of combustible IV 5-materials.
l Annual. training with the Herald IV
i Fire Department was not h' eld.
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I Inspection.
Severity Functional
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Report No.
Subject Level Area 84-25 Inadequate radiological survey of (below)
i radioactive fragment removed from steam generator.and inadequate placement of. personnel monitoring j
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devices, i'
Inadequate records of surveys of (below)
radioactive fragment.
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Improper reporting of unusual
4 radiation levels, inadequate posting
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of source of radiation, improper use
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i of. radiological work permit (RWP) and-
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inadequate airborne radioactivity
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< survey.
(collectively)
j MSRC audits;of facility staff
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L qualifications.did not extend below the level of supervisory personnel.
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84-29 A-Licensed Senior Operator was not Deviation
present during licensed operator
instruction.
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85-01 Inadequate design verification and
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field change procedures.-
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not-conform to drawings but had been
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a 85-02-Inaccurate welder'recertification recor,ds.
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samples were not tak'en an'd: analyzed on f l 3 ' ' #h l"',
a regular weekly schedule. ' ' '
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I 85-08 Inacequate battery l testing. proced.ures.; ~.p.% IV
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85-23 Two plant gages not included in, site IV
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calibration program and" missing
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calibration recordsf*"
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Additional system valves n5E tested
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L following a_ test failure.
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TABLE 3 SYNOPSIS OF LICENSEE EVENT REP 0 HTS **
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Functional SALP Cause Code *
Area A
B C
D E
X Totals 1.
Plant-Operations
0
2
0
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2.
Radiation Protection
1
1
0
3.
Maintenance
0
1
0
4.
Surveillance
0
10
0
5.
Fire Protection
1
0
1
6.
0
0
0
7.
Safeguards
0
0
0
8.
Refueling
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9.
Quality Programs and
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3
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Administrative Controls-Affecting Safety 10.
Licensing
0
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11.
Engineering and
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3 Construction
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12.
Training
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TOTALS
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19
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- Cause Codes:
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A-Personnel Error
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B-Design, Manufacturing or Installation Error C-External Cause
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D-Defective Procedures E-Component Failure X-Other
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- Synopsis tabulates the number of causes and sub-causes identified in 40 LERs (Nos. 83-03-01, 83-37-01 and 83-38 through 85-05)
NOTE:
'Several LER's categorized in multiple areas of cause codes ---
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follow-up LER's which do not identify additional areas or causes were not double accounted along with the' original LER during this period.
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