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LS1 Planning Meeting Summary: Status Updates and Upcoming Activities (Weeks 18-20, 2013)

The LS1 planning meeting led by A. Tauro discussed the ongoing status of LS1 activities as of April 26, 2013. Key topics included access situations, project timelines for weeks 18 to 20, and detailed schedules for modifications, installations, and extractions of various components, including TRDs and muon tracking systems. The plan also addressed collaboration among multiple teams, access restrictions, and significant infrastructure modifications necessary for project progression. Weekly updates covered extensive technical tasks and modifications to ensure efficient operations.

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LS1 Planning Meeting Summary: Status Updates and Upcoming Activities (Weeks 18-20, 2013)

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  1. LS1 planning meeting 26.4.2013

  2. Done Done Done Done Ongoing Status of LS1 activities - A.Tauro

  3. Status of LS1 activities - A.Tauro

  4. Status of LS1 activities - A.Tauro

  5. Activities weeks 18, 19 & 20 LS1 planning meeting - A.Tauro

  6. Access situation • No access restrictions foreseen LS1 planning meeting - A.Tauro

  7. Week 15 (8-14/4) UX25: • TRD + P2tech: take out TRD17 (Mon) – L3 access from O-side only • P2tech + ALTEAD: move L3 staircase from O-side to I-side (Tue) • P2tech ALTEAD: install blocks + rails yellow platform on O-side (Tue) • P2tech + ALTEAD: install yellow platform on O-side (Tue) • TRD + ALTEAD: take out TRD7 (Wed) • TRD: modify TRD7 in Low-Beta (Thu) • TRD + ALTEAD: reinstall TRD7 (Fri) • TRD + ALTEAD + P2tech: remove TRD8 (Sat) • TRD: modify TRD8 in Low-Beta (Sun) • Muon TRK: work on CH6L and CH5R (whole week) • BE-ABP-SU: survey babyframe, TRD feet and A-side beampipe flange after each TRD removal (whole week) L3: • TOF + PH-DT (gas): check C2H2F4 tightness (Mon) • P2tech: L3 services modifications (whole week) • TPC work on A-side (Tue ?) Surface: • P2tech: load test DCal extension ribs (Mon) • TRD + ALTEAD: move TRD17 to blue frame (Mon-Tue) • P2tech + ALTEAD + Nantes: DCal insertion test in SXL2 (60 and 40deg ?) (Tue-Fri) • Removal barracks 6120 (HLT), 6121 (MTR) and 6122 (MTG) (Mon-Tue) LS1 planning meeting - A.Tauro

  8. Week 16 (15-21/4) UX25: • TRD + P2tech: reinstall TRD8 (Mon) • P2tech + ALTEAD: remove blocks and install rails yellow platform on O-side (Mon) • TRD + ALTEAD: take out TRD10 (Tue) • TRD: modify TRD10 in Low-Beta (Wed) • TRD + ALTEAD: reinstall TRD10 (Thu) • Muon TRK: work on CH6L and CH5 R (whole week) • FMD + P2tech: modify 2 FMD1 cooling pipes (miniframe) • P2tech: install survey plate RB26 side • P2tech + ALTEAD: remove ADC + BCM C-side • Fire brigade test: ‘pomperelevage’ (Wed) L3: • P2tech: L3 services modifications (whole week) • cut and remove 20 inox pipes along the PHOS (I-side) beam Surface: • ALTEAD + P2tech: modify DCal infrastructure SXL2 (whole week) • P2tech: install ZDC fences in SXL2 (provided by ALTEAD) • SDD: swap SuperCarlosRX boards in CR4 (whole week) LS1 planning meeting - A.Tauro

  9. Week 17 (22-28/4) UX25: • P2tech: move baby-frame (Wed) • ALTEAD + P2tech: modify TRD infrastructure (Wed-Thu) • TRD + P2tech: TRD10 extraction (Thu) • Muon TRK: work on CH6L and CH5 R (whole week) • DGS-RP: RAMSES maintenance • BE-ABP-SU: survey UX25<->RB26 (Tue-Thu) L3: • P2tech + SPD: drill filter SR3 • P2tech: L3 services modifications (whole week): • Remove 4 PHOS cooling pipes • Remove false floor (O-side) and modify the supports for the cooling pipes (interference with the new beams) • Install new cable tray for the cables which were lifted Surface: • P2tech + ALTEAD + Nantes: DCal and PHOS insertion test in SXL2 (0deg) (Tue-Fri) LHC tunnel: • ZDC: remove both detectors (Mon-Tue) LS1 planning meeting - A.Tauro

  10. Week 18 (29/4-5/5) UX25: • TRD: modify TRD10 in Low-Beta (Fri-Sun) • Muon TRK: work on ST4 (whole week) • BE-ABP-SU: survey UX25<->RB24 (Mon-Tue) • P2tech: remove/reinstall steel plates RB24 to allow for survey measurement (Mon-Tue) • P2tech: help for extraction and reinstallation of TRD11 (Thu-Fri) • ACO: exchange old PMTs and check the functionality (mechanics, alignment, optical coupling) of the complete 60 ACO module system (start on Wed – several weeks) • P2tech: remove CO2 bottles from UX25 (C-side, level 0) L3: • P2tech: install new L3 ladders (top part, access from scaffolding) Surface: • ALTEAD: move ALICE stuff from SX2-SA2 to b.185 (tbc) LS1 planning meeting - A.Tauro

  11. Week 19 (6-12/5) UX25: • TRD + P2tech: reinstall TRD10 (Mon) • ALTEAD + P2tech: removal of all equipment from cavern: rotator + control rack + tookboxes, YP, test equipment (1 rack, 1 box) (Tue-Wed) • P2tech: reinstall L3 staircase (O-side) (Wed) • Muon TRK: work on ST4 (whole week) L3: • P2tech: install new gangway (I-side) • P2tech + SPD: drill SPD filter (tbc) LS1 planning meeting - A.Tauro

  12. Week 20 (13-19/5) UX25: • ALTEAD: open low-beta and swap Q5L8 magnet • Muon TRK: work on ST4 (whole week) L3: • P2tech: P test TRD pipes • P2tech: start LV consolidation (TRD-TPC-TOF) O-side (whole week) • Ouvaroff: remove scaffolding inside L3 (Fri) Surface: • DCal + ALTEAD + P2tech: test in SXL2 LS1 planning meeting - A.Tauro

  13. Visits in the coming weeks LS1 planning meeting - A.Tauro

  14. AOB • --- LS1 planning meeting - A.Tauro

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