Quantitative Evaluation of Contamination Consequences (QECC) Project Experiences Using ORPS

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Presented January 28, 1999 at the DOE Office of Environment, Safety anad Health, Office of Operating Experience Analysis and Feedback Data Analysis Forum in Las Vegas, Nevada

PNNL-SA-30767 

Authors: Chuck Watson, Dan Strom, and Paul Stansbury 

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Table of Contents

Title SlideQuantitative Evaluation of Contamination Consequences (QECC) Project Experiences Using ORPS

Goals

Approach

Sources of Data

Schematic of Contamiantion Pathways

Data flow diagram of General Case

Numeric Data is Essential

QECC Outcome Measures 1

QECC Outcome Measures 2

QECC Outcome Measures 3

Example: Intake Rate from Surface Contamination

Preliminary Results: Intake Rate from Surface Contamination

Difficulties with Reported Data

Initial Experience with ORPS

QECC’s Current Use of ORPS

Some Interesting Current ORs

12/9/98 Unplanned Tritium Emission from the Radiochemical Processing Lab

12/14/98 Committed Effective Dose Equivalent Limit Exceeded in SW19

12/29/98 Clothing Contamination at Plant 8 NW Pad

1/6/99 Personnel Exposure Exceeding 100 mrem Total Effective Dose Equivalent

1/11/99 Shoe Contamination Found Upon Buffer Area Exit Frisk

Conclusions (1)

Conclusions (2)

Questions or Comments?

 Author: Daniel J. Strom

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