IR 05000546/1979026
| ML19262C310 | |
| Person / Time | |
|---|---|
| Site: | Marble Hill |
| Issue date: | 12/27/1979 |
| From: | Hawkins F, Hayes D NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| To: | |
| Shared Package | |
| ML19262C305 | List: |
| References | |
| 50-546-79-26, 50-547-79-26, NUDOCS 8002110228 | |
| Download: ML19262C310 (4) | |
Text
U.S. NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFCRCEMENT
REGION III
Report Nos. 50-546/79-26; 50-547/79-26 Docket Nos. 50-546; 50-547 License Nos. CPPR-170; CPPR-171 Licensee: Public Service of Indiana 1000 East Main Street Plainfield, IN 46168 Facility Name: Marble Hill Generating Station, Units 1 and 2 Inspection At: Marble Hill Site, Jefferson County, IN Inspection Conducted: December 3 - 6, 1979 Inspector:
F. C. Hawkins
/2'27-73 Approved by:h D. W. Hayes, Chief d Y '1
/2 -2 7-7 #).
Engineering Support Section Inspection Summary Inspection on December 3-6, 1979 (Report Nos. 50-546/79-26; 50-547/79-26)
Areas Inspected: Review of civil QA implementing procedure relative to defective concrete repair; licensee actions relative to the resolution of previously identified unresolved items.
Results: No items of noncompliance or deviations were identified.
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3002,110 '$
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I DETAILS Persons Contacted Public Service of Indiana (PSI) and Management Analysis Company (MAC)
- L. A. Crews, Vice President, Construction (PSI)
- G. Brown, Project Director (MiC)
- T. R. Burns, Project Engineering Manager (PSI)
- R. Turner, Quality Assurance Manager (MAC)
S. Farlow, Special Projects Engineering Supervisor (PSI)
W. A. Muensterman, Area Manager, Reactor Building (PSI)
R. Latronica, Area Manager, Auxiliary Building (PSI)
- J. F. Frost, Area Manager, Auxiliary Building (MAC)
- R. M. Brown, Area Manager, Turbine Building (PSI)
- N. L. Hill, Area Managar, Turbine Building (MAC)
- D. Ingmire, Quality Assurance Civil Superintendent (MAC)
R. Hand, Quality Assurance Electrical Superintendent (MAC)
D. L. Shuter, Quality Assurance Engineer (PSI)
T. L. McLarty, Supervisor Construction Inspection (PSI)
C. Wolfschlag, Assistant Construction Field Engineer (PSI)
- J. Jackson, Consultant (MAC)
G. K. Newberg Construction Company (N-MH)
C. E. Guy, Quality Assurance Supervisor Other Pe,onnel A. Funk, Geologist, Sargent & Lundy
- Denotes personnel attending exit interview.
Licensee Actions on Previous Inspection Findings (Closed) Unresolved Item (546/19-26):
Licensee commitments made as part of the upgraded quality control program.
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Develop " Dry Pack Repair" procedure. The inspector verified the proper procedure approval of WPN-35, Revision Dry Pack Repair
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Provide additional finisher superintendent to allow one superintendent for patching of defective concrete and one superintendent for concrete finishing.
This requirement is proceduralized in WPN-35, Revision 0, Section 4.4 Provide training of finishers to job patching standards by superintendent
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before being allowed to begin work. This requirement is proceduralized in WPN-35, Revision 0, Section 4.12 and WPN-9 Revision 10, Section
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Frovide training of laborers for mixing of dry pack patching materials.
This requirement is proceduralized in WPN-35, Revision 0, Section 4.13
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Proceduralize the use of Type I bag cement for patching. This require-ment is included in WPN-35, Revision 0, Section 4.7 Proceduralize the practice of discarding mixed dry pack material after
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two hours. This requirement is proceduralized in WPN-35, Revid on 0, Section 4.6
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Proceduralize the use of a volume container for mixing of dry pack patch materials. This requirement is included in WPN-35, Revision 0, Section 4.7
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Appoint an assistant to N-MH site Vice President to allow closer management involvement. Licensee personnel stated that the N-MH Manager of Power Construction was assigned these responsibilities and is present on-site from three to four days per week.
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Reduce mix coarse aggregate by 10% for conveyor mixes.
PSI and Sargent and Lundy approved the use of Mix Design No. 3505 (3500 psi) and 5510 (5500 psi) on September 12, 1979. The coarse aggregate content in both mixes was reduced 9%.
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Contact Scott County Stone Company and request that screening at the quarry be changed to allow the coarse aggregate gradation to move toward the fine end of the established gradation scale. The licensee stated that several attempts were made to move the coarse aggregate gradation to the fine end of the scale, but that control of the grada-tion within the allowable limits was difficult after this screening change.
Scott County Stone Company was subsequently notified to disregard the request for a coarse aggregate gradation change.
(Closed) Unresolved Item (546/79-07-05; 547/79-07-05): Documentation verifying NBS traceability of the batch plant scale calibration weights.
The inspector reviewed documentation attesting to the NES traceability of field standards used by Fairbanks Morse Scale Company and H & H Scale Company to calibrate the batch plant scales at the Marble Hill site.
(Closed) Unresolved Item (546/79-16-01; 547/79-16-01):
Cement Sample No. 2 test results for N 0 content had been omitted from the original test
report. The RIII inspector reviewed the updated test report for Cement Sample No. 2 and verified that it contained the required Na 0 content test
results.
(Closed) Unresolved Item (546/79-19-01; 547/79-19-01): Maintenance of Unit 1 & 2 Reactor Building tendon bearing plates and Unit 1 Reactor Building fill slab construction block-outs. The RIII inspector observed that the tendon bearing plates in Units 1 & 2 tendon galleries had been cleaned and 1945 238-3-
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I re-coated with corrosion preventive coating as required by S & L Specifica-tion Y-2722.
The Unit 1 fill slab block-outs were also observed to be properly maintained.
(Open) Unresolved Item (546/79-21-01; 547/79-21-01):
Ground water leakage in Category I structures. The licensee has initiated a comprehenisve clean-up and dry-up program in the Auxiliary Building, Steam Tunnels, and Auxiliary Feedwater Tunnels to facilitate the identification of cracks which are leaking ground water into Category I structures.
In addition, several commercial suppliers of waterproofing systems are being evaluated for possible future use at the Marble Hill site. This item remains open pending the implementation of the waterproofing program by the licensee.
Functional or Program Areas Inspected Review of QA Implementing Procedures The RIII inspector reviewed the N-MH Dry Pack Repair procedure WPN-35 Revision 0 to verify that it included the necessary quality requirements.
As a result of this review, several specific items concerning the lack of quality requirements were given to the licensee for resolution.
It was stated by the licensee that prior to any dry pack patching work, each specific concern identified would be addressed in the next revision to WPN-35.
This item is considered unresolved pending review of the next revision to WPN-35. (546/79-26-01; 547/79-26-01)
Unresolved Item Unresolved items are matters about which more information is required in order to ascertain whether they are acceptable items, items of noncompliance, or deviations. One unresolved item disclosed during this inspection is discussed in the Functional or Program Areas Inspected section of this report.
Exit Interview The inspector met with the staff representatives (denoted in the Persons Contacted paragre.ph) at the conclusion of the inspection on December 6, 1979.
The ins t.ctor summarized the scope and findings of the inspection.
e The licensee acknowledged the findings.
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