Difference between revisions of "CIS Safety"

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Safety is our #1 priority.   In this area we maintain information useful for working professionally safely.
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==Spring 2023 Safety Pause==
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===High Hazard Restart Process===
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* [https://jeffersonlab.sharepoint.com/sites/AccSafetyPauseJune2023/Shared%20Documents/Forms/AllItems.aspx Sharepoint Link]
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* [https://misportal.jlab.org/mis/apps/mis_forms/search_operational_safety_procedure_forms.cfm?search_type=OSP&search_current_only=true&search= OSP Query Form]
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===LOTO Restart Process for OSP/LOSP/TOSP work control documents===
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* [[media:HEC Restart Process 052323 draft final.pdf]]
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* [[media:HEC Restart Checklist 052323 draft final.pdf]]
  
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===Meetings===
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===SLAC Electrical Shock Discussion and JLAB LOTO Restart Process ===
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* Slides from Jan 26 Accelerator Safety All-Hands Meeting [[media:Acc-Safety-All-Hands-26-Feb-2020-r5-2.pptx]]
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* [[media:SLAC Electrical Shock Accident Investigation Report - Final.pdf]]
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* [https://www.jlab.org/video/slac-electrical-event-discussion Video of SLAC electrical event discussion, May 19, 2023]
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* Slides from 6/13/23 group meeting [[media:230612_CIS_LOTO.pptx]]
  
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===NEG Sputtering===
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==CIS Specific OSPs==
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===Submitted===
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6/16/23 - complete list by ACC division => [[media:Accelerator OSPs 20230616-CIS.xlsx]]
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* CEBAF gun HV processing without Accelerator Injector segment PSS[https://misportal.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=152257 CEBAF gun HV processing without Accelerator Injector segment PSS valid through 3-20-3026]
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* CEABAF Wien filter high voltage measurement using voltage divider box valid through 11/19/2023: [https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=108912 Wien filter high voltage measurement][https://misportal.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=108912** [[Media:operational_safety_procedure_form_108912.pdf]]]
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* [https://misportal.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?ENTRY_ID=144906 GTS operations OSP, valid through11/23/2025]
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* [https://misportal.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?ENTRY_ID=144152 GTS HVPS OSP including LOTO procedures valid through11/4/2023]
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* LERF Gun High Voltage Conditioning OSP, valid through 11/10/2021 [[Media:LERF gun OSP HV conditioning_80619_signed-off.pdf]]
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=== Draft ===
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* CEBAF Battery Bias Box, Draft OSP [[media:DraftOSP_Battery_bias_box_maintenance.docx]] and Task Hazard Analysis [[media:draftTHA_battery_bias_box_maintenance.docx]]
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* LERF Gun photocathode re-cesiation (QE replenishing) DRAFT procedure [[Media:LERF Gun photocathode re-cesiation OSP.docx]]
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===Incomplete or another group===
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* DC Power OSP De-energizing 10 Amp Trim Rack with application of Lock, Tag and Try (LT&T) at CEBAF, LERF, UITF, GTS (ENG-20-103293-OSP)  : https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=103293
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* DC Power OSP De-energizing 10 Amp Trim Rack with application of Lock, Tag and Try (LT&T) at CEBAF, LERF, UITF, GTS (ENG-20-103293-OSP)  : https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=103293
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==SF6 Systems==
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===Operated as a Pressure Vessel===
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* CEBAF SF6 HVPS pressure vessel - ASME 100 psi https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-38417
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* UITF SF6 HVPS pressure vessel - ASME 100 psi:https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-25492
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* DILO SF6 Transfer and Recovery Cart (2019 unit)(original) <a href="https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49572">https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49572</a>
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* Alteration #1 - SF6 10 psi R28 resistor tank: <a href="https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49570">https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49570</a>
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* Alteration #2 - 500 kV SF6 10 psi HV chamber: https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49571
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* DILO SF6 Transfer and Recovery Cart (2013 unit)(original): <a href="https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-19051">https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-19051</a>
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* Copy of 19051 but with two alterations: <a href="https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-22091">https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-22091</a>
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* Alteration #1 - SF6 10 psi R28 resistor tank: <a href="https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49570">https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49570</a>
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* Alteration #2 - 500 kV SF6 10 psi HV chamber: https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-49571
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===NOT Operated as a Pressure Vessel===
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* GTS SF6 HVPS Pressure vessel - ASME 15 psi(original): https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-2455
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* (copy of 2455): https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-2729
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* GTS Description of HVPS SF6 vessel and gas flow [[Media:GTS-SF6 Automatic Gas Transfer System by Kevin Jordan 2007 uopdated by Carlos 2021.pptx]]
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** LERF Description of HVPS SF6 vessel and gas flow [[Media:LERF-FEL SF6 transfer system overview documented September 2021.pptx]]
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== Official documents managed via document-control for CEBAF ==
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* CEBAF accelerator MEDCON 5 loading limits (IH1000-04g), circulated S. Hoey 9/29/20: [[media:loading limits_CEBAF ih1000004g_v4.docx]]
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* IH Exposure Assessment: Injector Tunnel, Sulfur hexafluoride (SF6) (IH Project # 18OT137) Prepared by: Jennifer Williams, CIH [[media:18OT137.pdf]]
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* CEBAF Injector Power Supply SF6 Tank & 350 kV Receptacle (PS-ACC-17-001) https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-38417
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* CEBAF Industrial Hygiene Assessment for SF6 exposure evaluated June 2018 by Jennifer Williams : requested link to official assessment
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* TL1137 MicroMott Polarimeter Operation approved Aug 2023 https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=161272
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== Other documents NOT managed via document-control ==
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* SF6 Inventory log and calculation sheets are located at:O:\inj_group\SF6 Gas Management and Inventory
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* Task Hazard Analysis for NEG sputter coating [[media:THA_NEGSputtering.docx]]
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* NFPA posting for chambers containing NEG materials from Jennifer Williams [[media:NEG component_ nfpa.docx]]

Latest revision as of 15:53, 10 January 2024

Spring 2023 Safety Pause

High Hazard Restart Process

LOTO Restart Process for OSP/LOSP/TOSP work control documents

SLAC Electrical Shock Discussion and JLAB LOTO Restart Process

CIS Specific OSPs

Submitted

6/16/23 - complete list by ACC division => media:Accelerator OSPs 20230616-CIS.xlsx

Draft

Incomplete or another group

SF6 Systems

Operated as a Pressure Vessel

NOT Operated as a Pressure Vessel

Official documents managed via document-control for CEBAF


Other documents NOT managed via document-control

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