1. M.N Minard SPD cabling overview SPD cable chain & tray SPD cable chain & tray Motorisation PS/SPD Motorisation PS/SPD Work on PS Work on PS

2. M.N Minard Intermediate rail Lower rail SPD Cable chain Vis à bille Chain support Cable fixing system Top & Bottom

3. M.N Minard SPD cable chain elements Chain support – delivery 15/02 Vis à bille support - delivery 5/04 Rails : - intermediate : 3rd April - lower : 16 March Cable fixing system - Bottom :delivery ~ 10th April - Top : end of April Stabilisation system : delivered

4. M.N Minard SPD installation Vis à bille 2 rail elements needed for chain installation Cryo side : 90% holes drilled. A-side interference with PS cabling Cryo chain support installation : week 15 (10th april)

5. M.N Minard SPD cable chain installation Chain Cryo side : –Chain stabilisation added –Vis a bille also installed Chain A-side : –Interference with Cabling PS –Drill holes (50) : Week 16 –Support mounting : Week 18 Week 15 (10_13 April) Week 18 (30Avril – 5 Mai )

6. M.N Minard Cable Tray Bottom & side cable tray = in place Top cable tray designed : –Test model not yet done – go directly to final one Cable chain entrance M1 Cable chain entrance Fixed on modules

7. M.N Minard Ps –Spd Motorisation Delay due to component delivery Cables installation for motorisation (week 15) Missing component lost at the pit – to be reordered Control command Box at the pit (week 15) Test May. PS/SPD have to be available

8. M.N Minard Other works Works on PS are interfering with SPD installation –PS « vis à bille » installation (week 14) –Consolidate PS cable chain attachement –PS roller adjustement Stabilisation system of ECAL/HCAL –Need a window with ECAL displacement possible –For HCAL : end of May

9. M.N Minard Summary SPD cable chain support in place Cryo side 13 April Critical point : top cable tray; PS/SPD Motorisation available end of April Lead displacement being designed – in place ~20 May

10. M.N Minard From cable tray to rack Section 600 cm2 Needed 340 cm2

11. M.N Minard I I1-21I122I1-23I2-21I2-22I2-23I3-21I3-22 I1-11I112I1-13I2-11I2-12I2-13I3-11I3-12I3-13 I4-31I5-43 I4-21I5-31I5-32I5-33I6-31I6-32 I4-11I4-12I5-21I5-22I5-23I6-21I6-22 I5-11I5-12I5-13I6-11I6-21 Top and bottom are mixed In inner & outer chain Room left for spare & CC EcalRich

12. M.N Minard SPD cables Position inside the chain assigned – (Eduardo) Chain compartement & position in the chain defined in table