ML20153D762

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Forwards,For Approval,Corrected Analysis of Recent Core Boring Taken from Concrete Block During Decontamination of Old Radwaste Bldg.Approval Would Allow Disposal of Significant Amount of Concrete in Local Landfill
ML20153D762
Person / Time
Site: Oyster Creek
Issue date: 02/18/1986
From: Fiedler P
GENERAL PUBLIC UTILITIES CORP.
To: Zwolinski J
Office of Nuclear Reactor Regulation
References
NUDOCS 8602240241
Download: ML20153D762 (2)


Text

{{#Wiki_filter:o GPU Nuclear Corporation Nuclear

=g;=388 Forked River New Jersey 08731-0388 609 971-4000 Writer's Direct Dial Number:

February 18, 1986 Mr. John A. Zwolinski, Chief Operating Reactors Branch No. 5 Division of Licensing U.S. Nuclear Regulatory Commission Washington, DC 20555

Subject:

Oyster Creek Nuclear Generating Station Docket No. 50-219 Disposal of Contaminated Concrete The purpose of this letter is to submit for your apprcval the isotopic analysis of recent core borings taken from concrete block during the decontamination of our Old Radwaste Building. As you are aware, your approval will allow GPUN to dispose of a significant amount of concrete in a local landfill rather than a Radwaste Disposal Facility. GPUN has comitted to follow the requirements of NRC Reg. Guide 1.86 which has met with your approval. We are of the opinion that the attached isotopic analysis which was performed by Science Applications International Corporation is within the limits of Table 1 of that Reg. Guide. However, prior to the expenditure of significant outlays in both manhours and resources in performing additional decontamination, we are seeking your approval of these first survey results, at your earlist convenience. Should you have any questions, please contact Brenda Hohman, Oyster Creek Licensing Engineer at (609)971-4642. Very truly yours, e Vice President and Director Oyster Creek PBF/BH/ dam (0490A) Attachment cc: Dr. Thomas E. Murley, Administrator Region I U.S. Nuclear Regulatory Commission 631 Park Avenue King of Prussia, PA 19406 g22gog ggg,9 8g( p PDR NRC Resident Inspector Oyster Creek Nuclear Generating Station il ' t Forked River, NJ 08731 GPU Nuclear Corporation is a subsidiary of the General Public Utihties Corporation

1. CORRECTED COPY r i l .This report replaces REPORT DATED 10-09-85 which 7 should be marked VOID or DESTROYED ! /'

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j-R A D J O A Cll.V E S A.M P L E ANALYSIS

. Plant Name OYSTER CREEK Unit 1 l Sample Type. CONCRETE CL5tE SAPPLE j Reference Date (me-dd ug) :05-30-85 g -Plant Sample ID : 85-8509 HWBT

. j SAIC-Sample 8. 11835-Analysis Reporting Data
.24-JAN-06 Sampla meight tgas) :

72.0958 i G g i> 's Measured Concentration Measured Concentration ,(uCi/gm) (uCi/ge) i Nuclide' Valog 7, Uncer. Nuclide Value -~ % Uncor l' ~ Gross Alpha < 1. SE- 06 ' 140-Ba/La <5.SE-07 4 Cross Beta 1.77E-05 7 141-Ce <4.SE-04 i 3-H <2. 9E -05 144-Ce/Pr <7.3E-05 ~! 14-C . 9.7E-07 45 237-Np+242Pu <2.6E-00 .,i 51-Cr . <1. 04-06 230-Pu 7.SE-00 62 .4 54-Mn .<2.2E-07 239,240-Pu <2.OE-00 { 55-Fe I,.6E-OS 18 241-P6 1.3E-05 37 j 57-Co <1.OE-07 241-Am <2.9E-08. .j_ 5 8--C o <2.4E-07' 242-Ce 4.7E-08 60 j-59-Fe. <6.7E-07. 243.244-Ce <3.2E-08 i 59-Nic.' <1.1E-04 i 60:0a. 1.7E-05 12 63-Ni <1.OE-05 i 65-Zn <6.7E-07 -{ ~09-Sr <1.9E-06 -j :- lf90-Sr 6.3E-06' 12 'i 95-Nb <3.'OE-07 95-Zr <4.2E-07 'i 99-Tc <7.2E-07 s] 106-Ru/Rh <1.SE-06 i 110s-Ag <3.3E-07 h 124-S4 <2.5E-07 125-Sb

<1.4E-06 i

129-I <3.3E-06 m. 131,-I <9.OE-07 j. 134-Cs <1 6E-07 5 137-Cs '6.SE-06 14' ,q z'}}