Resolutions
List of Actions, Recommendations, Decisions
| STATUS | DOMAIN | TASK # | TYPE | DESCRIPTION | ASSIGNEE/ RELATED_TO | DEADLINE | OPENED IN |
| OPEN | Coordination / Schedule | F42-01 | FOLLOW-UP | Compatibility of AICE access system works in 2029 with PSS-CONS to be confirmed by EN-AA. | LS3 Coordination | 2026-10-23 LS3C #42 | |
| OPEN | Experiments | A42-01 | ACTION | to provide feedback to LS3C by November 13th on their availability to work on the FASER, SND and AICE projects during LS3. | Groups | 2026-10-23 LS3C #42 | |
| OPEN | Engineering / Integration | A42-01 | ACTION | to review and comment the ECR for the Infrastructure preparation in UJ12 (including the move of the wall of TI12 behind FASER) during LS3: https://edms.cern.ch/document/3308480/0.1). | Groups | 2026-10-23 LS3C #42 | |
| OPEN | Experiments | A42-02 | ACTION | to give feedback to the experiments and the LS3C chairs by 13th of November 2026 on resources availability for FASER and SND. | Groups | 2026-10-23 LS3C #42 | |
| OPEN | Experiments | A42-03 | ACTION | to give feedback by 13th of November 2026 to the experiment and the LS3C chairs on resources availability for AICE. | Groups | 2026-10-23 LS3C #42 | |
| OPEN | Engineering / Integration | F40-01 | FOLLOW-UP | Present an update on status of Drawings and Installation NC at LS3C beginning 2027 | EN-ACE-INT | 2026-09-25 LS3C #40 | |
| OPEN | Coordination / Schedule | A40-01 | ACTION | Propose the strategy to IEFC to address the leaks issue on PSB quadrupoles | TE-MSC | 2026-09-25 LS3C #40 | |
| OPEN | Coordination / Schedule | A40-02 | ACTION | Propose the strategy to manage the supports and girders in the Injectors Complex | EN-ACE | 206-09-25 LS3C #40 | |
| OPEN | Coordination / Schedule | A38-01 | ACTION | To give a schedule status update to the LS3C in October 2026. | BST team | 2026-08-26 LS3C #38 | |
| OPEN | Safety | A36-01 | ACTION | Present the analysis of the sector 81 barrier incident and the lessons learnt | LS3 Safety Link Persons | 2026-07-29 LS3C #36 | |
| OPEN | Coordination / Schedule | A36-03 | ACTION | Open Days status update presentation once the list of areas to be visited is defined | Open Days coordination | 2026-07-29 LS3C #36 | |
| OPEN | Safety | A36-07 | ACTION | Evaluate the HSE proposal and provide feedback by August 12th | Groups/Projects | 2026-07-29 LS3C #36 | |
| OPEN | Safety | A36-08 | ACTION | Report decision on Processes for el. installations without C2E appointed yet at the LS3C | HSE | 2026-07-29 LS3C #36 | |
| OPEN | Experiments | F35-03 | FOLLOW-UP | To send representatives to the weekly ATLAS coordination meetings | Service groups | 2026-07-15 LS3C #35 | |
| OPEN | Services EL | R34-01 | RECOMMENDATION | To look at the connectors list and reach out to CSTSC in case of needs for LS3 (contacts: christophe.rabuffi@cern.ch or vito.vizziello@cern.ch) and in case of issues or concerns on connectors outside of the \href{https://indico.cern.ch/event/1684171/contributions/7150707/attachments/3306477/5916451/20260701_LS3C_CSTSC_ObsoleteConnectors_v1_2.pptx | all groups and projects | 2026-07-01 LS3C #34 | |
| OPEN | Controls & Software | F33-01 | FOLLOW-UP | Update on the performance and user-friendly indicators and feedback from users on the ITM tool after the start of LS3 in LHC (September 2026) | LS3 Coordination | 2026-09 | 2026-06-03 LS3C #33 |
| OPEN | Coordination / Schedule | A33-01 | ACTION | Feedback from the Groups on ALADDIN to the LS3C. The feedback will be further shared with M. Brugger for the roadmap. | All groups | 2026-06-03 LS3C #33 | |
| OPEN | Coordination / Schedule | F\_MC-01 | FOLLOW-UP | SY LHC: critical follow-up items remain for: TCDS materials (HL-WP14), AC Dipole strategy, RF recommissioning, collimator reliability, MKI Cool (ABT). | SY-STI | 2026-05-29 LS3C Checkup | |
| OPEN | Coordination / Schedule | F\_MC-03 | FOLLOW-UP | BST Readiness | TE-VSC | 2026-05-29 LS3C Checkup | |
| OPEN | Logistics / Radioprotection | F\_MC-04 | FOLLOW-UP | Coordination between RP OP, RP shipping and RPW. RP working time aligned with other teams (double/night shifts). | NA-CONS Project | 2026-05-29 LS3C Checkup | |
| OPEN | Logistics / Radioprotection | F\_MC-05 | FOLLOW-UP | Need for a derogation, especially for TCC2 (send RP material tagged as waste as soon as possible to the RWTC to avoid repeated handling and exposure in the storages/buffers). | NA-CONS Project | 2026-05-29 LS3C Checkup | |
| OPEN | Logistics / Radioprotection | F\_MC-06 | FOLLOW-UP | Status Rad-Hard Cables and Configuration to be modified (Patch Panels) | EN-EL | 2026-05-29 LS3C Checkup | |
| OPEN | Controls & Software | F\_MC-10 | FOLLOW-UP | GIS Rack Portal – Not updated. | LS3 Coordination | 2026-05-29 LS3C Checkup | |
| OPEN | Coordination / Schedule | F\_MC-11 | FOLLOW-UP | Lack of margin in the North Area schedule could directly lead to delays, and the planning should be closely monitored. | NA-CONS Project | 2026-05-29 LS3C Checkup | |
| OPEN | Radioprotection / Safety | F\_MC-13 | FOLLOW-UP | Status logistics : doses, availability of all necessary teams, feedback on CTD/IBDRS lessons learned | HSE-RP | 2026-05-29 LS3C Checkup | |
| OPEN | Coordination / Schedule | F32-03 | FOLLOW-UP | AICE Status update in August 2026 including PLAN revisions and the review of the compatibility with LHC planning in November 2026 | LS3 Coordination | 2026-08 PLAN | 2026-05-20 LS3C #32 |
| OPEN | Engineering | F29-03 | FOLLOW-UP | Definition of connectors (and obsolescence) for the irradiated cables to be replaced | LS3 Coordination / EN-EL / (HL Task Force for issue related to HL) | 2026-09 | 2026-03-25 LS3C #29 |
| OPEN | Controls & Software | F29-01 | FOLLOW-UP | Feedback on the Workflow Management Tool and possible user extension for other equipments/groups activities | LS3 Coordination | 2026-08 and Final 2026-12 | 2026-03-25 LS3C #29 |
| OPEN | Engineering / Integration | A25-03 | ACTION | Update Databases with the list of 495 circuits and new power converter names for SPS and Transfer Lines | SY-EPC, BE-OP, EN-ACE-CL | 2026-06-30 | 2025-11-26 LS3C #25 |
| SUSTAINED | Radioprotection / Safety | F32-02 | FOLLOW-UP | To minimise the number of persons above 3 mSv over 12 sliding months as per the LS3 safety objective. | LS3 coordination and RP | Dashboards review | 2026-05-20 LS3C #32 |
| SUSTAINED | Logistics / Radioprotection | R30-01 | RECOMMENDATION | Some shielding blocks are highly demanded and their use must be optimised. | All Projects / BE-EA | 2026-09 | 2026-04-22 LS3C #30 |
| SUSTAINED | Engineering / Integration | R25-01 | RECOMMENDATION | Identify and schedule all the necessary scans to be performed at the end of LS3 | ALL GROUPS/PROJECTS | N/A | 2025-11-26 LS3C #25 |
| SUSTAINED | Radioprotection / Safety | A17-04 | ACTION | Proceed with the request of dosimeters needed for the whole LS3 period. | All groups | N/A | 2025-05-14 LS3C #17 |
| SUSTAINED | Safety / Training | R17-01 | RECOMMENDATION | Request for training by pre-booking as soon as possible (1 year to 6 months before) | All groups / Training | N/A | 2025-05-14 LS3C #17 |
| SUSTAINED | Engineering / Integration | A15-02 | ACTION | Review accelerators’ ECRs (LS3) and contact EN-ACE-CL for update. | Groups’ configuration managers | 2025-06-30 | 2025-04-02 LS3C #15 |
| SUSTAINED | Infrastructure | R07-03 | RECOMMENDATION | Anticipate/announce as soon as possible all your requests to SCE-SAM | All groups/ projects | N/A | 2024-07-03 LS3C #7 |
| SUSTAINED | Engineering / Integration | R02-03 | RECOMMENDATION | Equipment drawings shall be released – “Valid for Production” or “Valid for Installation” – at the end of the design study or upgrade. | Design Offices | N/A | 2024-04-17 LS3C #2 |
Task numbering schema:
<CHAR><SESSION_NO>-<OCCURENCE>
CHAR = A : ACTION
CHAR = R : RECOMMENDATION
CHAR = D : DECISION
CHAR = F : FOLLOW-UP