IR 05000416/1978010
| ML19249E481 | |
| Person / Time | |
|---|---|
| Site: | Grand Gulf  |
| Issue date: | 07/10/1978 |
| From: | Brownlee V, Herdt A NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | |
| Shared Package | |
| ML19249E479 | List: |
| References | |
| 50-416-78-10, NUDOCS 7910010561 | |
| Download: ML19249E481 (5) | |
Text
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. Report Nos.: 50-416/78-10 and 50-417/78-10 Docket Nos.: 50-416 and 50-417 License Nos.: CPPR-118 and CPPR-119 Categories: A2, A2 Licensee: Mississippi Power and Light Company P. O. Box 1640 Jackson, Mississippi 39205 Facility Name: Grand Gulf Nuc1 car Station, Units 1 and 2 Inspection at: Grand Gulf, Mississippi Inspection conducted: June 21-23, 1978 . Inspector: V. L. Brownlee /ffhf Reviewed by: g %t, s, A.
. Herd Chief Date Projects bection Reactor Construction and Engineering Support Branch _In<sper tion Summary Insfection on June 21-23, 1978 (Refort Nos. 50-416/78-10 and 50-417/78-10 Areas Inspected: Mid Term QA Inspection (Units 1 and 2); IE Bulletins (Units 1 and 2); HVAC contractor QA/AC program (Unit 1); Galion crane and pipe hanger weld problems (Units 1 and 2).
The inspection involved 19 inspector-hours on site by one NRC inspector.
_Resul t s : No items of noncompliance or deviations were disclosed.
. ( .?910010 $6f 1032 '3
'l RII Rpt. Nos. 50-416/78-10 I-1 and 50-417/78-10 . DETAILS I Prepared by:__ [4, 1 ?? f [[ V. L.
rownlee, Principal Inspector Date Projects Section Reactor Construction and Engineering Support Branch Dates of Inspection: June 21-23, 1978 Reviewed by:_ jM 4 _ _ _ __ _ /g/Jf_ t, Chief / Date rojects Section Reactor Construction and Engineering Support Branch 1.
Persons Contacted Mississippi Power and Light Company (MP&L) a.
- T. E. Reaves, Jr., Manager of Quality Assurance (QA)
- P. W. Sly, QA Field Supervisor G. E. Osborn, Construction Supervisor g
J. C. Fuller, Piping QA Representative b.
Contractor Organizations (1) Bechtel Power Corporation (Bechtel)
- R.
L. Scott, Project QA Eanager
- D. W. Strohman, QA Engineer T. W. Habermas, Project Field Engineer J. H. McCarty, Projec t Field QC Engineer (2)
General Mechanical Contractor (GMC) G. Loyd, Site Supervisor I. Smith, Quality Control The inspector interviewed 9 other licensee and/or contractor employees during the course of the inspection. They included document control, supervisors, construc tion and maintenance personnel.
- Denotes those present at the exit interview.
( 1032 ~/9
. ... RIl Rpt. Nos. 50-416/78-10 1-2 nnd 50,417/78-10 Licensee Actions on_ Previous Inspection Findings _ 2.
This area was not inspected.
3.
Unresolved Items _ of this There were no unresolved items identified as a result inspection.
In_degendent_ Inspection Effort _ 4.
_ Galion Crane Problem (Units 1 and 2) a.
a Galien 150P pedestal crane broke and fell.
On June 15, 1978, the mounting ring support The crane was nat overloaded but at the top of the bolt ring weld. A column sheared off just check of a second crane was performed and it was found to be Further testing of the welds by cracked but not broken.
six welds did not pass the welding Peabody Testing found thatthe time of this inspection the remaining, 2 of 10 tests. At units, were being disassembled for tests.
the disassembled The inspector examined the broken support column,and held discussions reviewed internal correspondence, components, The inspector concluded that this with responsible personnel.
r eceiving adequate a t tention relative to investigation, matter is IE:Il evaluating, corrective actions and decumenting the matter.
has no further questions regarding this matter.
Review of Heating and Vent Ductwork Contractor's QA/AC Program b.
_ Unit 1) ( General Mechanical Contractors (GMC), Little Rock, Arkansas, The inspector has been awarded the contracts for HVAC ductwork.
reviewed the Interim Contract Nos. 9645-M-618.1 and 9645-M-and the associated Technical Specification Nos. 9645-M-618.0 and 9645-M-624.0 for nonsafety and saf ety-related work respectively.
The saf ety-related contract and specification impose QA/QC The contracts were issued on March 22, 1978, and requirements.
10, 1978. GMC Bechtel approved the GMC QA Manual on April arrived on site in April 1978 and started safety-related work in mid-May 1978.
and QC inspector held discussions with GMC field management personnel regarding their scope of work, welder qualification, The veld material control, field procurement and inspection.
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, t RII Rpt..Nos. 50-416/78-10 I-3 and 50-417/78-10 . . Additionally, the inspector held discussions with Bechtel QC and MP&L QA personnel relative to subcontractor surveillance.
No items of nonconformance or deviations were identified.
5.
Partial Mid-Term Construction Permit QA Inspection - Design Control (Units 1 and 2) The inspector reviewed the on-site program for control of site originated design changes.
Bechtel procedures PEPM Procedure No. 2, " Design Execution" and PEPM Procedure No. 4.2.15. "Nonconformance Reports", and Field Procedures WP/P-4, Revision 3, 1/12/78, " Field Control of Project Design Documents", WP/P-4-1, Revision 0, 1/18/78, " Drawing Processing by Document Control", WP/P-5, Revision 2, 2/22/78, " Change Request / Notice", establish the control system for the control , l of design changes originating in the field.
The inspector reviewed the procedures; held discussions with responsible MP&L and Bechtel engineers, document control personnel and field engineers; selected field change requests from the piping, mechanical and electrical disciplines to test the system. Field change requests i selected were: FCR-M-339, FCR-M-125, PCR-P-209, FCR-P-137, FCR-E-230, FCR-E-226, FCR-E-245 and FCR-E-235.
For those areas tested the inspector found that the personnel were knowledgeable of the system, logs were maintained, master sepias were marked appropriately, and the easter and field stick files were in . order.
Additionally, t;.e inspector examined the MP&L Audit No. 13, 12/6-8/77.
The MP6L report identified several discrepancies in the subject area.
Followup action by Bechtel's QC group and MP&L's site QA Unit and the tightening of Document Control's activities appear to have corrected the problem areas.
No items of noncompliance or deviations were identified.
6.
Licensee Identified Item (Units 1 and 2)_ Piping Supports On June 7, 1978, MP&L notified IE:II of a problem involving Bechtel pipe hanger design drawings specifying 3/16" fillet welds instead A field of the ASME Section III required minimum 1/4" fillet velds.
check was performed and the installed hangers are in accordance with the hanger design drawings.
It is reported that Bechtel Engineering i calculations indicate that stress limits are met; however, an engineering evaluation is being performed to determine the full ef fect on the safety of operations at anytime throughout the expected lifetime .... - -..-..-. ........,.......... . ... 1032 C1
'* t RII Rpt. Nos. 50-416/78-10 I-4 and 50-417/78-10 . . of the plant. MP&L does not consider this matter to be reportable in accordance with the requirements of 10 CFR 50.55(c) at this time.
This matter is being identified as an inspector follow-up item No.
416/78-10-01 and 417 /78-10-01.
7.
(Closed) IEB 78-04 " Environmental __ Qualification of Certain Stem Mounted Limit Switches Inside Reactor Containment" (Units 1 and 2) MP6L letter of May 11, 1978, reports that the subject type switches are not used for any saf ety-related f unction at the station.
IE:II has no further questions regarding this matter.
8.
Mana3_ement Interview The inspector met with the licensee representatives (denoted in l the conclusion of the inspection on June 23, 1978.
paragraph 1) at inspector summarized the scope of the inspection as follows: The IE Bulletins; HVAC contractor QA/QC program; Gallon crane and pipe hanger weld problems; and design control.
No items of noncompliance were identified.
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