ML20236L054

PNO-77-020:util Informed NRC Region IV Ofc of an Incident Involving Falsification of Concrete Aggregate Test Records for South Texas Project by Pittsburg Testing Lab Employee

ML20236L054
Person / Time
Site:	South Texas
Issue date:	02/02/1977
From:	Roy G, Thompson D, Warnick R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
To:
References
PNO-77-020, PNO-77-20, NUDOCS 9807100196
Download: ML20236L054 (2)

Text

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l PRELIMINARY NOTIF.ICATION February 2, 1977

, PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PNO-77-20 This prelim 3 nary notification constitutes EARLY notice of an event of POSSIBLE safety or public interest significance. The information

" presented is as initially received without verification or evaluation and is basically all that is known by IE staff on this date.

--Facility: South Texas Project, Unit No. l'and Unit No. 2 (DN 50-498 and 50-499) Houston Lighting and Power Co.

SUBJECT:

FALSIFICATION OF TEST RECORDS INVOLVING CONCRETE AGGREGATE The Houston Lighting and Power Company informed NRC's Region IV office of an incident involving the falsification of concrete aggregate test records for the South Texas Project by a Pittsburg Testing Laboratories (PTL) employee.

According to the HL&P Project QA Manager, a PTL Level I concrete inspector assigned to test concrete fine aggregate for aggregate size and moisture , . .

content was not actually performing the tests. This allegation was made by ME a fellow PTL employee. He alleged that with rega.ed to aggregate size, the ,,

L_ individual was determining the necessary percentezes from the. specifications.

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' and then would back calculate and record the quantities of the different sized aggregate gradations needed to satisfy the required percentages.

With regard to the falsification of aggregate moisture content test re-cords, the HL&P Proje c.c QA Mangty,er was unable to provide specific details.

The Project QA Manager stated that the involved aggregate tests for moisture and gradation of the stockpiled aggregate used in batching l Category I concrete had been rerun and found to be acceptable. Brown

& Root, Inc. , the site constructor, and PTL with HL&P overview are

. continuing an evaluation of test result records in other areas where the employee worked.

The allegation was received by PTL on January 27, 1977, and was reported to HL&P af ter a preliminary investigation on January 31, 1977. HL&P notified the Region IV office on February 1,1977, af ter ~ reviewing the matter with PTL and Brown & Root.

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• y 9807100196 770202 1' PDR I8 E PNO-77-020 PDR J , .

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• t Continued .

February 2, 1977 Page.2 ,

i PNO--77-20 l

Region IV (Arlington, Tx.) initiated an investigation on February 2, 1977.

Media interest is not expected at this time.

i Region IV received notification of this occurrence by telephone from i

the HL&P Project QA Manager at 2:15 p.m. on February 1,1977. The in-M ormation is current as of 0900, February 2, 1977.

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Contact:

RFWarnick, IE x27261 GWRoy, IE x27261 DThompson, IE x27541 Distribution:

Chairman Rowden Commissioner Kennedy S. J. Chilk, SECY Commissioner Gilinsky C. C. Kammerer, CA G. F. Murphy, JCAE l

L. V. Cossick, EDO K. R. Chapman, NMSS R. G. Ryan, OSP l

S. H. Hanauer, EDO E. Volgenau,.0IE J. A. Harris, PA B. C. Rusche, NRR H. K. Shapar, ELD T. J. McTiernan, OIA Transmitted: PBldg/J*.Jf/ H St.MO[ MNBB /E'/ Luge N PRELIMINARY NOTIFICATION j/= // - / ? .' 3 ,

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