IR 05000029/1998003

Insp Rept 50-029/98-03 on 980601-0731.No Violations Noted. Major Areas Inspected:Decommissioning Activities,Including Mods to Spent Fuel Pool Bldg & Radiological Controls

ML20154F095
Person / Time
Site:	Yankee Rowe
Issue date:	10/01/1998
From:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
To:
Shared Package
ML20154F089	List: IR 05000029/1998003 ML20154F086
References
50-029-98-03, 50-29-98-3, NUDOCS 9810090076
Download: ML20154F095 (25)

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U.S. NUCLEAR REGULATORY COMMISSION REGION 1

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Docket N License N DPR-03 Report N /98-03 l

Licensee: Yankee Atomic Electric Company 580 Main Street Bolton, Massachusetts 01740-1398 Facility Name: Yankee Nuclear Power Station Location: Rowe, Massachusetts Dates: June 1 - July 31,1998 .

Inspectors: J. Nick, Radiation Specialist, Region I L. Pittiglio, Project Manager, NMSS E. Abelquist, ORISE J. Payne, ORISE Approved by: Mark C. Roberts, Acting Chief Decommissioning and Laboratory Branch Division of Nuclear Materials Safety, RI kdOO{pjCK76 981001

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EXECUTIVE SUMMARY l Yankee Rowe Facility l NRC Ir.spection Report No. 50-29/98-03

! These inspections were conducted to determine whether the decommissioning activities carried

, out at the Yankee Rowe facility were conducted safely and in accordance with NRC

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requirements. This report covers a two month period of inspection. Areas reviewed included modifications to the spent fuel pool building, radiological controls, and decommissioning activities. This inspection period also included independent measurements conducted by the Oak Ridge Institute for Science and Education (ORISE) on behalf of the NRC to assess the adequacy of the licensee's final status survey plan. These survey results were received by NRC on July 24,199 In general, there were effective programs for protecting the safety of workers during dismantlement and decommissioning activities. The licensee's final status survey program was l consistent with NRC guidance. However, several areas for improvement were noted for the final status survey program, including details in the survey documentation and the method for resurveying after a survey reading exceeds a guideline valu The areas for improvement will be reviewed when the confirmatory survey process continue NRC and ORISE wi!! visit the site at least two more times to take additional measurements and compare data with the licensee's program.

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SUMMARY OF SURFACE ACTIVITY LEVELS TURBINE BUILDING YANKEE NUCLEAR POWER STATION ROWE, MASSACHUSETTS Location' Total Activity Removable Activity (dpm/100cm ) (dpm/100 cm')

Alpha Beta TB002-1 530 0 -2

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2 450 0 -1 3 2600 0 -3 TB005 1 930 3 -5 2 3100 0 3 3 6500 0 3 TB009 Grid Block 129 750 0 -1 Grid Block 038 750 0 -4 l

Grid Block 173 -1100 1 -3 Grid Block 013 1000 1 -3 j Grid Block 077 920 0 -3 Grid Block 047 -330 0 -1 l

l Yankee Nucteer Power Station (705) - July 24,1998 e ssa p\ reports \ yank ee .rowe\ yank ee .002 A2-11 l

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TABLE 3 RADIONUCLIDE CONCENTRATIONS IN SOIL SAMPLES UNAFFECTED SOIL AREA OG001 YANKEE NUCLEAR POWER STATION ROWE, MASSACHUSETTS Location Radionuclide Concentrctions (pCilg)

Co-60 Cs-137

1. 1 <0.04 0.05 " 0.03'

1. 2 <0.04 0.03 " 0.02

1. 3 <0.05 0.06 " 0.02

1. 4 <0.04 0.08 " 0.03

1. 5 <0.03 0.02 " 0.02

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" Uncertainties are total propagated uncertainties at the 95% confidence leve I I

I Yankee Nuclear Power Station (705) - July 24,1998 essap\ reports \ yankee.rowe\ yankee.002 A2-12

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essapVeporta\yenkee.rowe\yonkee.002 Yankee Nuclear Power Station (705) July 24,1998

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