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Message ID: 1641     Entry time: Thursday, October 12, 2017, 08:48
Author: Travis Cave 
Category: Spent Target Vault 
Type: Standard Operation 
Module:  
Target/Number:  
Subject: Field measurements of the old source trays 

 Field measurements were taken of the old source trays. The old TM#2 source tray had a minimum field value of 0.50 mSv/hr and a maximum of 1.18 mSv/hr through 360 deg of rotation. The box was rotated around three times and put back in the vault. TM#1 old source tray was also removed and measured as well the field values for it were a minimum of 0.52 mSv/hr and a maximum of 1.15 mSv/hr through 360 deg of rotation. The box was rotated around three times and placed back in the vault. In both cases the box was roughly one metre from the radiation monitor.   

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