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CDF Decommissioning StatusJonathan Lewis
Master Planning Meeting
9 November 2011
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Overview
• PPD is implementing Phase 1 of the DOE-approved decommissioning plan Remove all hazards related to the
experimental program Put experimental areas on display to be
included in Fermilab’s educational visitor program
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Scope• All hazards related to CDF experimental program
mitigated • 2nd floor, collision hall and adjacent section of
Tevatron tunnel ready for tour groups of ≤49 people• West high bay cleared for iARC use• East high bay prepared for PPD detector
development and construction lab • Assembly pit prepared for joint PPD/iARC use• Office areas and 1st floor counting room cleaned and
ready as adjunct to PPD activities in high-bay• 3rd floor computer room for CDF analysis servers
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Counting Room Theatre
Stairs to parking lot
West Bay-- IARC:
Broom Clean
Mezzanine Removed
30’ Deep Pit:
Cable Bridge
Removed
East Bay--PPD:
Useful hardware recovered
Workspaces readied
Collision
Hall
Access to section
of Tevatron tunnel
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Schedule
• October-December Secure detector Recover electronics Cleanout highbays
Consolidate/remove cabinets Remove gas racks, motor-generators, etc.
• December Demolish mezzanines
• January IARC construction begins
No access to west door Recover PMTs, etc. from detector
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Schedule, cont.
• March-April Remove cable bridge
• April IARC tie-in work on north side Begin collision hall work
• Ongoing Counting room clean-up Remove process systems Life safety improvements for tours IARC integration
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Status
• Systems secured No flammable gas or HV All detector power off Solenoid warm
• Clean-up in full swing Priority to recover of items useful to other efforts Throwing away CDF-specific items as we encounter
them ~30 skids out the door in the past month
• New lab space for mu2e 2nd floor work room, main floor welding area Trying to make more space soon to meet demand
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Gas racks gone
Scrap
Mezzanine ready
for demolition
MGs and test magnet
ready for removal
!st floor CR being cleared
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Coordination with IARC• Electrical
Freeing up experimental power substation Moving conduit for doorway
• Mechanical Coordinating moves of sprinkler and chilled water
pipes for interferences with interconnects, etc.
• Mezzanine removal• Planning (Dervin Allen)
Tours for A&E, contractors, etc. Locating utilities, electrical circuits Reduced generator needs during utility work Evaluating access, connections
Truck access CDF roof access etc. etc. etc
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CDF Building Improvements on D&D Budget
• Main Stairwell Remove abandoned chilled water pipes Relocate elevator pump
• 1st Floor Remove abandoned chillers, etc.
• 2nd floor Improve exits Isolate conference rooms and egress paths from
assembly area
• Collision hall Sprinklers Fire doors Exit lighting
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Backup
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Plans for Display
• Theatre Place for visitors to assemble
Meet scientist? Movie?
• Trigger room Electronics on display Other displays?
• Control room Flashing screens look almost like we are running
• Collision hall North and west sides blown open
Plastic covers, view of COT face, etc. South and east, closed up in running configuration
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Display Effort• Working with Public Affairs and Education• Making posters to document our achievements
Mix of hardware and physics Ben Kiliminster coordinating
• Interactive activities geared mostly toward middle school Cosmic-ray test stand, etc.
• CDF people: Ben Kilminster, Anna Mazzacane, JDL
• Life safety improvements in tour areas Doors, walkways Remove obstructions Remove halon, sprinkler mods
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Planned Collision Hall Layout
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Storage of components that may have future use
• Detector Items They are safe in situ Not worth labor to pull down if no use identified
Phototubes, Radeka preamps, etc.
• Shelf Items Over the years CDF has collected lots of good stuff
What you want for a detector lab (fittings, valves, connectors) We will sort to keep what is most generally useful
Don’t want building to be a warehouse Plan for storage mezzanines in pit alcoves without crane
coverage Sufficient space for all lockers now in high-bay
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Alcove Plan
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Stairs
N