1. TC meeting 25.10.2013

2. 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 structure and rails27-30 DCal and PHOS services + complete support structure and rails31-37 Open Days – 28-29/938-41 Install C-side DCal supermodules42-45 Rework LV distr. TRD11-15-16 46-48 TOF electronics repair49-51 Xmas pause52-1 Done 2 3/11/13TC meeting - A.Tauro Done

3. 3/11/13 Detailed plan till end of the yearWeeks Open low-beta and install scaffolding, Test anti collision system (Fri PM)38 DCal rails (Manoel&Co), weld fences above L3 (Mon-Tue), OD preparations - OD39 Remove scaffolding (start Mon), remove OD tables, remove SU2 portable chiller, PHOS and DCal cooling pipes, remove TDI (Wed), start closing low-beta 40 Close low-beta, remove ACR tables41 Install 2 1/3 DCal supermodules, modify DCal infrastructure42 Install DCal 40 and 20deg (C-side), DCal and PHOS fibers43 Bring YP to SX2, install DCal 0deg (C-side), remove DCal infrastructure44 Bottom TRD counterweights (SR14, Mon-Tue), install “cheval” I-side (Thu AM), install YP rails O-side (Thu PM), install YP (Fri), bring TRD + rotator into SX2, install TRD racks (low-beta), T0 electronics relocation, welding HLS (Mon-Tue) 45 Remove TRD from rotator in SX2 and bring TRD into cleanroom (Mon), rework LV distr. TRD11, cables (SPIE), SSD rack intervention 46 Rework LV distr. TRD15, drill SPD filter SR8 (Mon), MTG search gas leaks, T0-V0 optical fibers, gas pipes (RENCO), cables (SPIE), EMCal and DCal SRU mounting modifications (Tue-Thu), reinstall T0-A (Wed) 47 Rework LV distr. TRD16 and install TOF rails, gas pipes (RENCO), cables (SPIE), EL-CO: test UPS control (Thu), unload DAQ equipment (Wed), gas pipes SG2-SD2 and SD2 (tbc) 48 TOF electronics repair, gas pipes (RENCO), cables (SPIE), remove HMPID pumping station49 TOF electronics repair, gas pipes (RENCO), cables (SPIE), scaffolding PX24 (CV corner)50 TOF electronics repair, move PX24 beam, delivery scaffolding PX24 (Wed)51 TC meeting - A.Tauro3 October November Dec

4. 4 LS1 plan 2014Weeks PX24 scaffolding (w2-3 and w7-8) and new L3 ventilation ducts (w2-6)2-8 Extend SAA3 shielding9-15 Install top TRD counterweights16-17 Remove comp. magnet and Suspend Miniframe18-20 Install TRD12-13-14 with yellow platform (bottom), remove bottom counterweights21-25 ‘Un-suspend’ Miniframe, reinstall ZDCs26-27 Reinstall TRD1728 Concrete walls & TRD installation frame29-30 Install TRD4-5 (top) & counterweights31-32 Remove TRD infrastructure33-35 Reinstall and survey comp. magnet36 Reinstall and bakeout RB24 beampipe37-38 Reinstall PMD, ZEM and BCM and BLM39 Install 4 PHOS + 1CPV + 3 DCal (A-side) supermodules40-45 Close plug, L3 doors, reinstall shieldings46-49 3/11/13TC meeting - A.Tauro 5 weeks TRD installation window enlarged to accommodate for SM production schedule

5. 3/11/13 Detailed planWeeks PX24 scaffolding, L3 ventilation ducts, gas pipes (RENCO)2 PX24 scaffolding, L3 ventilation ducts, drill SPD filter SR8 (and 0, tbc), gas pipes (RENCO), T0 air cooling modification 3 L3 ventilation ducts (mobile crane Wed-Fri), gas pipes (RENCO)4 L3 ventilation ducts, gas pipes (RENCO)5 L3 ventilation ducts (mobile crane Mon-Wed), gas pipes (RENCO)6 PX24 scaffolding, gas pipes (RENCO)7 PX24 scaffolding (contingency), annual flammable gas detection maintenance (Wed-Fri)8 9 10 11 12 13 14 15 TC meeting - A.Tauro5 January February March April

6. Planning L3 ventilation ARCADE starts w2 (Mon 6.1) Ouvaroff starts w2 (Tue 7.1)  scaffolding pre- assembled in SX2 and installed in 2-3 days Mobile crane in SX2: – Wed 22.1 to Fri 24.1 (removal existing pipes) – Mon 3.2 to Wed 5.2 (installation new pipes) Work finished w6 Scaffolding removed w7-8 3/11/13TC meeting - A.Tauro6

7. 3/11/13TC meeting - A.Tauro7

8. RENCO Spare pipes (SG2 to CR5)  will be finished before Xmas – w49-51: installation inside SD2 – w50 (Thu 12.12): installation pipes in SG-SD trench UX25 (MTG, TOF, PHOS)  January Test and end-chantier first two weeks February 3/11/13TC meeting - A.Tauro8

9. 3/11/13TC meeting - A.Tauro9 ACR planning

10. ACR: drainage problem Intervention to isolate pipe scheduled from 10- 13.12 – Nacelle inside SX2 3/11/13TC meeting - A.Tauro10

11. Cabling & fibers campaigns Cabling: – 1 st cabling campaign (July-August) DCal, CO2, TOF – 2 nd cabling campaign (November-December)  ongoing T0, V0, AD, TRD, BCM, BLS, DCS, EN/CV/DC – 3 rd cabling campaign early next year CPV, PHOS, … Fibers: – 1 st fiber campaign (October) PHOS, EMCal and DCal – 2 nd fiber campaign (November) T0 and V0 – 3 rd fiber campaign (January-February 2014) Check all DAQ links from CR1 – Common order for patch cords sent out (estimated Delivery date 17-01-2014) T0, V0, AD, CPV, PHOS, TRD, DCal, EMCal and BCM 14/11/13LS1 progress - A.Tauro11 Please send us asap any request of cables to be installed

12. Services interruptions in 2014 EN-EL: – general maintenance 400V and 18kV switchboards – test AUG EN-CV: – maintenance cooling towers (SF2) – chilled water upgrade (phase II)  new chiller + commissioning – replacement UW pumps – maintenance detector cooling plants and relocation of PLCs Gas: – Gas Control Systems (GCS) migration from UNICO CPC5 to CPC6  each gas system stopped for 1-2 weeks for test 14/11/13LS1 progress - A.Tauro12 1 week blackout  no access to P2

13. 14/11/13LS1 progress - A.Tauro13

14. Issues - 3/11/13TC meeting - A.Tauro14

15. EOY activities GS-ASE: test evacuation P2 Thu 26 December 3/11/13TC meeting - A.Tauro15