ML20202B129
| ML20202B129 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 01/24/1983 |
| From: | Griffin H, Merr R NRC OFFICE OF INVESTIGATIONS (OI) |
| To: | |
| Shared Package | |
| ML18052B537 | List:
|
| References | |
| FOIA-85-59 A4-83-001, A4-83-1, NUDOCS 8607100210 | |
| Download: ML20202B129 (3) | |
Text
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CONFIDENTIAL SOURL o
UNITED STATES NUCLEAR REGULATORY COMISSION" ~
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0FFICE OF INVESTIGATIONS FIELD OFFICE r
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REGION IV p
i ASSISTANCE TO INSPECTION REPORT
.s January 24, 1983 COMANCHE PEAK
SUBJECT:
ALLEGED DEFECTIVE PIPE HANGERS REPORT NUMBER: A4-83-001 20, 1983, thl* Re'gion IV Office of Investigations Field Office received a telephone call from a woman identifying herself as On the morning of January 1.
Billie Garde, a member of the Government Accountability Project (GAP).
Ms. Garde stated that she had tried to contact the NRC Inspectors at Ms. Entde said she left a message for G Comanche Peak, bct got no answer.the NRC Resident Inspectors on their tele Ms. Garde stated the licensee at
't}C.7.
had Comanche Peak site.
20, 1983, wit called an 8:15 a.m. meeting for JanuaryMs. Garde indicated she had received 5
on t a
nsee ing to present to' the site.
list of defective pipe hangers which he was was a ' whistle blower' who had 3
at the meeting. Ms. Garde ind ter.,tha
~Ms. Garde said she did not believe of and wanted to make the existence of
,.. {nade statements t he 8:15
. mee
' t'h'e NRC was aware This reporter told Ms. Garde the NRC Resident the meetiag known to the NRC. Inspector for Comanche Peak weald b
... g meeting.
Following the tel'ephone call with Ms. Garde, the Reactor Project Section and Section 'B' Chiefs were notified of the call and requested assistance.
2.
7C 3.
On' the evening of January 20, 1983 ated tele call is reporter.
Comanche Peak, was contac nd worked as a we er since
}C that he ha uired h
been given to the NRC by
-as advised tha that time.~
tated g had talked to Ms. Garde Billie Garde, a P' representative.ing cons ruc ion defects that existed at gn the previous evening conc had made an affidavit (Attachment 1) to the Comenche Peak. Mstated Etailed a problem with a particular stainless steel pipe in a' safety-re ated system.gso stategad intervenor group,. CASE, in~
concerns with welds in several. hangers at the s'ite.
atedthataftermakinj ffidavit to CASE, a licensee representative y the name of Tony Ve directed o identify the pipe alleged was stated gii'd no prov de the infor-fidavi at TUGC0~wou d cover up evidence of the improperly welded in as afrai mation to Vega, because en M as asked to describe the problems with this stated that there were " hang-me-downs in the pipe.' @ hid these n_the pipe.
defect
' were consumable inserts inside the pipe which had not been consumed in th
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CONFIDENTIAL SOURCE
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Page 2 Malso stated' this pipe had been fire boiled with too much heat, and the weld itself had become concave; therefore, convex on the inside creating a Mtated thatMaiso knew of a number of hangers at Comanche Peak that had too much gap when they were fitted up and welde flow problem.
hid the fillet welds covered the fact that the gaps were
- place, excessivT.
Mtated that becausehad prcvided an affidavit to CASE about his @
concerns he felt his job was protected under the " whistle blowers act."
said he was scheduled to have a reeting with Vega, the TUGC0 QC supe i ht be 21, 1983, and that Vega had told him that he m g terminated on that day if he failed to provide the utility with the locations tne morning of January of these defective materials. 6tated that he would be Brown & Root representatives.
'J a Tony Vega, TUGC0 QC supervisor, was Vega was made aware ofWcon-i On the morning of January 21, 1983, 4.
contacted telephonically by this reporter.dentify the defective pipe and Fiangers.
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tact with the NRC and his decis other TUGC0 and Brown & Root super-3 A meeting was planned with Vega eak on the afternoon of January 21, visors, and this reporter at Comanc 1983.
irst located a 12 inch stainless On the af ternoon of Janaary 21, 1982 on line CT-1-58-017, identify-5.
steel pipe which was part of spool nu er ing field weld 1-B which was welded by "AZC" on elevation 78 had not been consumed and were hanging down in the interior of the Safeguards Building.
The weld aid these pieces could break off and clog the system.
of the i in question was located near the junction'of a valve which was tem pipe.
covered with tape and cardboard.
i remove the covering and the interior of the weld was available for inspect on Ilftide the pipe, the weld felt convex with one protrusion i
approximately one half inch in lengthund a quarter inch width sticking by touch.
from a twelve o' clock position in the pipe.
and unobstructed * -
then directed the group to a snubber structure assembly in thef tube steel to
$ce water system which contained a skewd ated a portion of the tube 6.
servi This snubber was number SW1-102-106Y-33K.
and this gap was covered by steel had an excessive gap where it met t e plate a fillet weld.
7.
hhen directed the group to room 175 on elevation 790 to a pipe hanger hanger for Unit 2.
This located above the component cooling water h tated that at the point pipe hanger was number CC-1-087-004-A33A.
covered the pipe, there was
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where the curved tube steel met the saddle whican excessiv DO NOT DISCLOSE OfTEIAl.IlSE K.Y CONTAINS IDENTITY OF CONFIDENTIAL SOURCE 8
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Af*93*e*l CONTAINS go 414-63-002 CONFIDENTIA SOUFrr 2 Page 3 net welded this particular piece but had been working in the area at the time the welding was done and knew the gap' was excessive. Brown & Root employees removed the insulation covering this weld and made it available for the NRC's inspection.
6thes directed the group to room 162 and pointed out a floor han er for 8.
the service water system. The hanger number was SW1-012-010-A33R.
stated that he had dcne the welding work on this particular hanger and tha one corner had an excessive gap uhich he remedied by welding a series of..
stringer beads to fill in the gap. Mstated he grinded the welding material flush with the tube steel and then used a fillet weld to complete the job. Mstated the gap was in excess of that required by procedure.
This anchor hanger was part of the component cooling system.
@% ated he knew of a socket weld in the valve room (203) that he was not 9.
ab' e to fully observe while he was doing the welding.E tated after 7
i inspecting room 203, he was no longer able to locate tie pipe, and believed the system had been changed and the pipe removed. Mindicated he 4iad done j work on other hangers on site which had excessive gaps, but he could no longer locate them.
said he piasumed the hangers had been changed or removed for j
stated he had no knowledge of other defects which he some reason.
wished to point out to the NRC or TUGC0 at that time. 6tated he had been in contact with both CASE and GAP, and he was keeping them apprised of the situation as it developed.
tated it was his intention to testify at the upcoming hearings as to t e in onnation he had provided concerning i
these defects at Comanche Peak.
Attachment (1) - Affidavit
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46LA4A i
H. B. Griffin, Inve(figator Office of Investigadons Field Office Region IV APPROVED BY:
R. K. Herr, Director Office of~ Investigations Field Office Region IV cc:
J. Collins, RIV (w/ attachment)
T'.' Westeman, RIV 4
W. Ward, OI:DF0 (w/ attachment) j