Interlock Defeat /
Device Disable
Management System
v1.5
(Driver)
Accelerator Complex:
Driver
RIB
TR13
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Implementation
Removal
Interlock Defeat
System(s) Affected:
Other / Misc
Interlock to be Defeated:
STF PLC bypass 034/035
Implementation:
Number:
Date:
2021-11-12
Time:
18:30:00
2021-377
Implemented By:
Dale Nagra
In Consultation With:
Status:
Active
Estimated Duration:
8 weeks
Reason for Defeat:
STF stack valve removed from water package. Note: 034/035 are the limit switches for the stack valve.
Number of Yellow Tags:
1
Location of Defeat Tag(s):
1: B2 level rack 1A// 2: control room notice board
How Was Defeat Implemented?
Where is Defeat Located?:
B2 level on PLC bypass panel
Describe Alternate Protection:
n/a
Fault Reports:
Work Permits:
Disables:
Interlock Defeat
Removal:
Number:
Date:
Time:
2021-377
Removed by:
Status:
Active
Interlock Verification Method:
Number of Tags Removed:
0
Comments:
Dale Nagra:
2021-11-12 18:33:09.826011
Work done through directors notice to improve STF water emissions and exhaust ventilation.
Brandon Humphries
David Bandiera
Elena Bylinskaia
Jason Wait
Robert Scheepmaker
Eric Chapman
Ryan Lovelidge
Riley Schick-Martin
Dale Nagra
Travis Kurucz
Chris Sooley
Kevin Lucow
Jas Uppal
Kathleen Genge
Gauhar Hayat
Frank Hosta
Ryan Anderson
