Mike Andrews August 31 2012 Week 18 NuMI Activities Target Pile fan upgrades Installed new HEPA filter locking mechanisms Started installation of two new cooling coil units Horn 2 RAW upgrade in chase ID: 1019022
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1. NuMI 2012-2013 ShutdownMike AndrewsAugust 31, 2012
2. Week 18 NuMI ActivitiesTarget Pile fan upgradesInstalled new HEPA filter locking mechanismsStarted installation of two new cooling coil unitsHorn 2 RAW upgrade in chaseFabricate 4" Ejector pump return lineFabricate the 1.5" ejector pump supply line Absorber RAW UpgradeDismantle Absorber RAW cooling system Weld in thermo wells for the temperature probes Weld flanges for the 2" vortex shedding flow meterModify the filtration/DI loop
3. Week 18 NuMI ActivitiesNoVA Horn 2 relocationGrind off connection tab on Horn 2 carriage Survey Horn 2 carriage and rails before adjustment Shim Horn 2 rails & rotate carriage counterclockwise Survey Horn 2 carriage and rails post-adjustment Remove temporary shielding from ME void Move Horn 2 and Module assembly to ME location Install T-Blocks from T-Block staging area into ME location Survey final location of Horn 2 in chase
4. Week 18 NuMI ActivitiesNoVA Horn 2 relocationWeld in-place Horn 2 DS carriage stopConduct final survey of Horn 2 in chase Remove temporary chase shielding from Target HallInstall perforated sheets between T-blocks Continue with reconfiguration of battlementAir dam design & pre-fab work at Prism shop Manufacture steel bars to be used as sheet metal “weights” at MAB Install first half of new air dam over Horn 2 LE location
5. Battlement Reconfiguration
6. Next Weeks ActivitiesContinue with Horn 2 RAW piping into chaseContinue with Absorber RAW system upgrades Replace Target Pile fan chiller valves & pipingComplete repairs to old stripline sectionInstall new stripline stands along west wallHorn 2 relocation for NoVA/ANU upgradeContinue with chase battlement reconfiguration
7. NoVA Detector Hall ProjectKiewit Construction site activitiesComplete preparation including yard lighting, mucking system/rails installed.Completed rock bolt installation in existing passageway.Began installing rock bolts in the pillarInstalling extensometers & crack meters completed. Get baseline readings.Assembled the Cat 314 with milling headStart turn under of new Detector Hall Tuesday night with 314 excavator & milling head
8. Drilling Operations
9. Cat 314 & Milling Head