1. LS1 planning meeting 1.7.2013

2. 1/7/13LS1 planning meeting - A.Tauro2 LS1 plan 2013Weeks Remove plug, mobile shielding, open doors8-9 Prepare for PHOS extraction, remove RB24 beampipe and PMD10 Remove PHOS cradle and modules, transfer TOF crates on SF11-13 Modify L3 services and install YP for TRD1714 Modify L3 services, remove TRD17 and rework LV distr. TRD 7-8-10, DCal tests in SXL215-19 Modify L3 services, open low-beta and swap Q5L8 magnet, DCal tests in SXL2, new UPSes20-23 Swap PHOS beams with DCal beams25-26 Install DCal support structure27-29 DCal and PHOS services (1/2)31-33 Contingency34-35 (August) ---36-38 DCal and PHOS services (2/2)39-40 Open Days – 27-28-29/939-40 Install 2 1/3 DCal modules41 Install 3 DCal modules (C-side)42-43 Rework LV distr. TRD11-15-16 Two weeks between 44 and 51 Xmas pause52-1 Done Ongoing Done

3. 1/7/13LS1 planning meeting - A.Tauro3 LS1 plan 2013 – ALTEAD weeks 22-30Weeks Swap Q5L8 magnet 29-30-31/5, install new UPSes, dismantle DCal ribs SXL222 Close low-beta, install new UPSes, test DCal ribs insertion SXL223 Swap TRD and TPC tanks, test manipulation DCal beams SXL224 Install I-side DCal beam. Reinstall SSD CAEN boards. Put 22 ACO modules into cleanroom25 Install I-side DCal beam. Remove CR1 racks26 Preparation ribs installation. Test surface cranes 27 Insertion DCal ribs28 Insertion DCal ribs. Preparation ALICE party (Thu 18.7)29 Empty SA2 + install new CR1 racks. Remove HMPID C6F14 pumping station30 Empty SA2 + install new CR1 racks 31 Empty SA2 + install new CR1 racks32 Empty SA2 + install new CR1 racks 33 Empty SA2 + install new CR1 racks34 June July August

4. 1/7/13LS1 planning meeting - A.Tauro4 LS1 plan 2014Weeks Install 4 PHOS modules (incl.pre-commiss.)2-5 Install 3 DCAL modules (A-side)6-7 Install top/bottom counterweights8 Remove comp. magnet and Suspend Miniframe9-11 Install TRD12-13-14 with yellow platform (bottom)12-14 ‘Un-suspend’ Miniframe15-16 Reinstall TRD1717 Concrete walls & TRD installation frame18-19 Install TRD4-5 (top) & counterweights20-21 Remove TRD infrastructure22 Reinstall PMD, ZEM and comp. magnet23 Reinstall and bakeout RB24 beampipe24-25 ---- Close plug, mobile shielding26-29

5. Access situation No access restrictions in the coming weeks 1/7/13LS1 planning meeting - A.Tauro5

6. Activities weeks 27, 28 & 29 1/7/13LS1 planning meeting - A.Tauro6

7. Week 27 (1-7/7) UX25: ALTEAD + P2tech: reinstall cheval O-side (Mon) P2tech: infrastructure ribs installation Muon TRK: work on ST1-2 mechanics + work on ST4 (CH7 and 8, left and right) (whole week) EN-EL: cables from LHC tunnel (MNF and low-beta) BE-ABP: maintenance on HLS sensors P2tech: reconnect TPC multilayer pipes EN-LM: lift intervention (measurement door). No access UX25 Saturday 6 th July from 7:00 to 10:00 L3: ALTEAD + P2tech: remove infrastructure DCal beams (if no adjust. foreseen) + install C-O-side trap (scaffolding on Mon) + re-arrange C-side cables + install C-side staircase (not ready!) P2tech: install wooden panel for TOF SR8 (baby-frame) (Mon) (need nacelle) TOF: work at SM8 (cooling) (Tue-Fri) – need nacelle (if possible) and staircase P2tech: LV consolidation (TRD-TPC-TOF) O-side (whole week) T0: removal detector (date tbc) CRs: SPIE: CR1 UPS cables DCS-CR3: rearrange new cluster over more racks Surface: REEL: install cables “anti-collision-system” PX24 PH-DT: P test SF6 and C2H2F4 lines GS-ASE: work at key cabinet (Mon AM) ALTEAD: test surface cranes EN-CV: UW maintenance – cut P2 primary water 1/7/13LS1 planning meeting - A.Tauro7

8. Week 28 (8-14/7) UX25: Maintenance access system: limited access UX25 on Friday P2tech: ribs installation Muon TRK: work on ST1-2 mechanics + work on ST4 (CH7 and 8, left and right) (whole week) BE-ABP: maintenance on HLS sensors L3: P2tech: re-arrange C-side cables P2tech: LV consolidation (TRD-TPC-TOF) O-side (whole week) CRs: SPIE: CR1 UPS cables DCS-CR3: rearrange new cluster over more racks Surface: EN-CV: UW maintenance – cut P2 primary water 1/7/13LS1 planning meeting - A.Tauro8

9. Week 28 (15-21/7) UX25: P2tech: ribs installation Muon TRK: work on ST4 (CH7 and 8, left and right) (whole week) L3: TPC: laser repair (Tue-Thu) P2tech: LV consolidation (TRD-TPC-TOF) O-side (whole week) CRs: P2tech: structure for new racks DCS-CR3: rearrange new cluster over more racks Surface: P2tech: help ALICE party EN-CV: UW maintenance – cut P2 primary water 1/7/13LS1 planning meeting - A.Tauro9

10. Visits in the coming weeks 1/7/13LS1 planning meeting - A.Tauro10