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New entries since:Wed Dec 31 16:00:00 1969
ID Date Author Category Type Moduledown Target/Number Subject
  114   Monday, May 28, 2012, 13:05 David WangITEStandard Operation  I moved 5 shielding blocks from ITW to ITE .

5 shielding blocks have  been transferred from  ITW to ITE. ITE ventilation is opened, and ITW closed. All ITE water  signals have been checked for frequency and strength.They are all good. ITE is ready for taking proton beam.

  124   Monday, June 11, 2012, 10:52 Travis CaveSpent Target VaultStandard Operation Nb#6Spent target move

The Nb#6 target has been moved from the south hot cell into storage. It was place in pail #95 and is in slot 5C of the vault. See attached file for more details.

Attachment 1: Vault_Storage_June_11_2012.pdf
Vault_Storage_June_11_2012.pdf Vault_Storage_June_11_2012.pdf Vault_Storage_June_11_2012.pdf Vault_Storage_June_11_2012.pdf
  134   Monday, June 25, 2012, 14:39 David WangITWStandard Operation  I moved 5 shielding blocks from ITE to ITW,

and set up ventilation for ITW. ITW is ready for taking proton beam now. All water interlock checks for ITW are done. The ITW water signals strength and frequency had been checked from electrical room, and everything is good.

  142   Friday, July 06, 2012, 11:34 Travis CaveSpent Target VaultStandard Operation SiC#27Spent target move

SiC#27 has been moved from the south hot cell to the spent target vault. Target was placed in pail #96, placed in slot 3A, the fields at the hot cell were 178mSv/hr. For the latest on the vault see attached document.

Attachment 1: Vault_Storage_July_6_2012.pdf
Vault_Storage_July_6_2012.pdf Vault_Storage_July_6_2012.pdf Vault_Storage_July_6_2012.pdf Vault_Storage_July_6_2012.pdf
  146   Friday, July 13, 2012, 16:33 Bevan MossCraneRepair  Crane has stopped working

In the AM today David and I used the crane to raise the ground plate sheet metal into place. This afternoon when I attempted to return the crane to its usual place I discovered that the crane no longer worked. Upon further inspection it appears that the PLC has lost power. I will follow up on this Monday morning. The crane is not supporting any load at this point.

  147   Monday, July 16, 2012, 11:55 Bevan MossCraneRepair  Crane has stopped working

Bevan Moss wrote:

In the AM today David and I used the crane to raise the ground plate sheet metal into place. This afternoon when I attempted to return the crane to its usual place I discovered that the crane no longer worked. Upon further inspection it appears that the PLC has lost power. I will follow up on this Monday morning. The crane is not supporting any load at this point.

 Turns out I am just not very observant. David had turned the main break to the crane off as a result when he turned it back on this morning the crane magically started working again.

  148   Wednesday, July 18, 2012, 16:49 Grant MinorSouth Hot-CellDevelopment  South Hot Cell Ventilation Alarm Trip

Today (Wednesday July 18th) at around 4:15 pm I was taking a small tour group from VECC into the Target Hall. In the process of discussing the mechanical design of the Target Modules and South Hot Cell turntable I inadvertently lifted the Aluminum Hatch Cover of the Hot Cell about 2 inches in an effort to explain something. This tripped the ventilation alarm before I realized what I was doing. I evacuated the visitors from the Target Hall, checked booties and gloves at the check station before having the visitors step over the boot box. I called operations and let them know what I had done. The Target Hall was locked out and is awaiting a survey for the morning of July 19th before work can proceed.

  149   Wednesday, July 18, 2012, 16:49 Grant MinorSouth Hot-CellDevelopment  South Hot Cell Ventilation Alarm Trip

Today (Wednesday July 18th) at around 4:15 pm I was taking a small tour group from VECC into the Target Hall. In the process of discussing the mechanical design of the Target Modules and South Hot Cell turntable I inadvertently lifted the Aluminum Hatch Cover of the Hot Cell about 2 inches in an effort to explain something. This tripped the ventilation alarm before I realized what I was doing. I evacuated the visitors from the Target Hall, checked booties and gloves at the check station before having the visitors step over the boot box. I called operations and let them know what I had done. The Target Hall was locked out and is awaiting a survey for the morning of July 19th before work can proceed.

  158   Thursday, August 02, 2012, 11:48 Travis CaveSpent Target VaultStandard Operation Ta#38Spent target move

Ta#38 was moved from the south Hot Cell to the Spent Target Vault. Target is in pail #97, and was placed into tray 6 slot B of the vault. Field around the pail upon removal from the Hot Cell were 226mSv/hr at about 1/2 metre. See attached PDF for vault details.

Attachment 1: Vault_Storage_August_2_2012.pdf
Vault_Storage_August_2_2012.pdf Vault_Storage_August_2_2012.pdf Vault_Storage_August_2_2012.pdf Vault_Storage_August_2_2012.pdf
  159   Tuesday, August 07, 2012, 14:06 David WangITWRepair  ITW TP4S has been replaced

 I replaced ITW TP4S today as we scheduled. The working area is swiped and air sampled .Everything is fine.

The Series # of the old pump is 200927, and the new one is 600080. The E-fault 6081 which is related to the job will be closed.

  164   Thursday, August 23, 2012, 07:34 David WangITWRepair  Replaced broken air lines on ITW HARP5B cylinder.

Prob guys replaced broken air lines on ITW HARP 5B Cylinder.Several shielding blocks had been moved out to make the cylinder accessible. After the replacement,the HARP5B works fine.All shield blocks had been moved back to original position. The job is done.

  166   Friday, August 31, 2012, 12:10 chad fisherSouth Hot-CellMaintenance  Hot Cell Maitenance

Entered south hot cell Wednesday and replaced the pre-filter air filter as well as the front two light bulbs. Also removed two bags of compressible garbage, one bag of metal, and of course the bagged air filter (as Joe M. expressed as interest in havung it).

Inital checks found approximately 4000 cpm on the cell side of the temporary Al. panel used during the cell entry, 2000 cpm on the tacky mats layed out beside the work area but nothing on the floor under the plastic that had been layed down for the job.

 

Chad

  173   Friday, September 07, 2012, 09:47 Travis CaveSpent Target VaultStandard Operation UO#3Spent target move

The spent UO#3 was moved from the south hot cell to the storage vault. It was in pail 98 and placed in spot 1A of the vault, the field measured upon removal from the hot cell were 42mSv/hr. See attached PDF for vault details.

Attachment 1: Vault_Storage_September_6_2012.pdf
Vault_Storage_September_6_2012.pdf Vault_Storage_September_6_2012.pdf Vault_Storage_September_6_2012.pdf Vault_Storage_September_6_2012.pdf
  179   Friday, September 14, 2012, 10:45 Travis CaveSpent Target VaultStandard Operation UCx#4Spent target move

UCx#4 has been moved from the south hot cell to the spent target vault. The target was placed in pail #99 and now resides in spot 3C of the vault. It measured 55.3mSv/hr at ~1m from the hot cell. See attached PDF for further spent target vault details.

Attachment 1: Vault_Storage_September_14_2012.pdf
Vault_Storage_September_14_2012.pdf Vault_Storage_September_14_2012.pdf Vault_Storage_September_14_2012.pdf Vault_Storage_September_14_2012.pdf
  191   Thursday, October 04, 2012, 11:06 David WangConditioning StationRepair  Replace conditioning station scroll pump in target hall

Grant and I replaced the conditioning station broken  srcoll pump with a refurbished scroll pump which is supplied by vacuum group. The replaced pump is bagged and waiting for RPG further survey in target hall . The target hall is survey after the job, and everything is fine.

  198   Wednesday, October 24, 2012, 11:53 Travis CaveSpent Target VaultStandard Operation NiO#1Spent target move

The NiO #1 spent target was placed into storage today. It is in pail number 01 (101 on Vault Status page) and located in slot 4A of the vault. It was 35.5 mSv/hr upon removal from the south hot cell. See attached PDF for vault details.

Attachment 1: Vault_Storage_October_24_2012.pdf
Vault_Storage_October_24_2012.pdf Vault_Storage_October_24_2012.pdf Vault_Storage_October_24_2012.pdf Vault_Storage_October_24_2012.pdf
  200   Friday, November 02, 2012, 08:45 maicodallavalleSpent Target VaultMaintenance  F-308

The F-308 have been cleaned and serviced. There were three F-308's that came back with some contamination.#13, #15 and #19 were found to have contamination. They were decontaminated. All of the loose contamination was removed. There is still some fixed contamination. The levels of contamination are low enough to still be used for shipping spent targets. They have been moved to the north hot cell area and are ready for to be filled with spent targets. 

  201   Friday, November 02, 2012, 13:18 Travis CaveSpent Target VaultStandard Operation  spent target assay

This week six targets and the two source trays were assayed and surveyed from the storage vault. see attached PDF for details.

Attachment 1: Vault_Storage_November_2_2012.pdf
Vault_Storage_November_2_2012.pdf Vault_Storage_November_2_2012.pdf Vault_Storage_November_2_2012.pdf Vault_Storage_November_2_2012.pdf
  212   Friday, November 09, 2012, 14:35 Travis CaveSpent Target VaultStandard Operation Nb#7Spent target move

Nb#7 was moved from the south hot cell to the target storage vault. The target was placed in pail #103 in slot 6A of the vault and had a reading of 178 mSv/hr upon removal from the south hot cell. See attached PDF for full vault details.

Attachment 1: Vault_Storage_November_9_2012.pdf
Vault_Storage_November_9_2012.pdf Vault_Storage_November_9_2012.pdf Vault_Storage_November_9_2012.pdf Vault_Storage_November_9_2012.pdf
  216   Wednesday, November 14, 2012, 11:51 Travis CaveSpent Target VaultStandard Operation  Moving the spent targets to mini storage.

Five spent targets have been moved from the storage vault to the mini storage vault. The five targets are as follows: SiC #25, Ta #34, Ta #32, Ta #31, Nb #4. See the attached PDFs for full details.

Attachment 1: Vault_Storage_November_14_2012.pdf
Vault_Storage_November_14_2012.pdf Vault_Storage_November_14_2012.pdf Vault_Storage_November_14_2012.pdf Vault_Storage_November_14_2012.pdf
Attachment 2: Mini_Vault_Storage_November_14_2012.pdf
Mini_Vault_Storage_November_14_2012.pdf Mini_Vault_Storage_November_14_2012.pdf Mini_Vault_Storage_November_14_2012.pdf Mini_Vault_Storage_November_14_2012.pdf
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