ML19261E123
| ML19261E123 | |
| Person / Time | |
|---|---|
| Site: | Catawba  |
| Issue date: | 05/10/1979 |
| From: | Bryant J, Compton R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | |
| Shared Package | |
| ML19261E119 | List: |
| References | |
| 50-413-79-07, 50-413-79-7, 50-414-79-07, 50-414-79-7, NUDOCS 7907050157 | |
| Download: ML19261E123 (4) | |
See also: IR 05000413/1979007
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UNITED STATsS
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NUCLEAR REGULATORY COMMISSION
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Report Nos. 50-413/79-07 and 50-414/79-07
Licensee: Tennessee Valley Authority
500A Chestnut Street Tower II
Chattanooga, Tennessee 37401
Facility Name:
Catawba Nuclear Station, Units 1 and 2
Docket Nos. 50-413 and 50-414
Licea.;e Nos. CPPR-116 and CPPR-117
Inspection at Catawba site near Rock 'till, South Carolina
Inspector:
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Approved by:
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Date Signed
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Ir. pectio on April 23-26, 1979
Areas Inspected
This routine, unannounced inspection involved 22 inspector-hours <
in the areas of structural concrete, concrete expansion anchors.
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related components, pipe support and restraint systems and licens e
actions on previous inspection findings.
Results
Of the areas inspected, no apparent items of noncompliance or deviations
were identified.
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DETAILS
1.
Persons Contacted
Licensee Employees
- D. G. Beam, Project Man.ger
- R. A. Mo gan, Senior QA Engineer
- L. R. Davison, Senior QC Engineer
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9 Mason, QA Engineer
. ;rumm, Assistant QA Engineer
C. V. Sheriff, Supervisory Technician, Civil QC
P. L. Atkins, Assistant QA Engineer
- Attended the Exit Interview.
2.
Exit Interview
The inspection scope and findings were summarized on April 26, 1979
with those persons indicated in paragraph I above.
The Licensee
was advised that no new items of noncompliance or deviation were
identified by this inspector.
3.
Licensee Action on Previous Inspection Findings
(0 pen) Infraction 413/79-06-01: Failure to follow procedure for
containment dome concrete inspections. Nonconformance Item (NCI)
5252 and form M-2N's, " Final Concrete Inspection Log", documenting
the locations, sizes and corrective actions for excavations of
questionable concrete were reviewed. The inspector examined the
inside and outside surfaces of the dome, including repair work
accomplished.
Inspections and repair work were in the final stages.
The investigation report being prepared by the technical support
group was reviewed in draf t form and was discussed with involved
personnel. This item remains open pending evaluation of the licensee's
report and final corrective actions.
4.
Unresolved Items
Unresolved items were not identified during this inspection.
5.
Independent Inspection Effort-Units 1 and 2
The inspector witnessed partial placement of Unit 2 new fuel
a.
building wall pour number 3015.
Aggregate stockpiles, in
process testing, batch plant operations and equipment calibration
were also observed.
Batch plant and structural QC inspectors
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were interviewei concerning procedural raquirements snd their
responsibilities. Acceptance criteria for these activities
are contained in Specification CNS-1109.00-1, Revision 15,
" Specification for Concrete for Category I Structures" and QA
Pror fure M-2, Revision 15, " Inspection of Design Concret.e".
No it .:ms of noncompliance or deviations were identified.
b.
The follaving installed and QC inspected pipe supports were
examined for compliance with procedural and drawing requirements:
1-R-NV-1217
1-A-RN-V4113
1-R-RN-1018
1-A-RN-4070
1-R-RN-1019
1-R-RN-408
1-R-RN-1017
Fabrication, erection nnd inspection requirements are detailed
in the following docurents:
QA Procedure M-15, Revision 10, " Installed Pipe Support
Inspection"
QA Procedure M-51, Revision 3, " Component Supports"
Specification CNS-1206.00-4.0, Revision 6, " Component
Support Procurement Specification"
Specification CNS-1206.00-4.3,' Revision 2, " Procedure
Requirements for Fabrication and Erection of Hangers,
Supports and Seismic Controls"
ASME Boiler and Pressure Vessel Code,Section III, Subsection
NF, 1974 edition through summer 1975 Addenda
No items of noncompliance or deviations were identified.
(0 pen) Inspector Followup Item 413/79-03-01: Concrete expansion
c.
anchor installation and inspection procedures. A draft revision
to QA Procedure M-52, " Concrete Expansion Anchor Installation
Inspection", providing more consistent testing requirements
and Variation Notice 5402 providing acceptance criteria for
gaps behind baseplates were reviewed and discussed. This item
remains open pending review of issued document changes addressing
these areas.
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6.
Safety-Related Components-Review of Quality Assurance
Implementing Procedures - Unit 1
The inspector reviewed proposed revisions to QA Procedures M-9,
" Mechanical Equipment Installation Inspection", and M-18, " Inspection
of Structural Steel Erection" that would specifically include the
inspection of mechanical equipment supports as part of M-18.
The
necessity to backfit these new requirements to equipment already
installed or being installed was discussed.
Previously identified
Inspector Followup Item 413/79-03-02: Inspection requirements for
site fabricated component supports, will remain open pending review
of issued procedure revisions.
No items of noncompliance or deviations were identified.
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