====== Gamma Counting Stations ====== - Description/Name: Gamma-Ray Counting Station at the 4850-ft level - Planned use (be specific): - Primary function: Materials screening - Temporary and permanent storage: *Separated sample storage rooms for screening and for keeping - Sample and detector handling: *Clean room with class 10,000, liquid nitrogen, sample preparation including assay materials, fume hoods - Jigs, fixtures, scaffolds, etc. necessary: Jigs for sample preparation; Lab fixtures: standard lab requirements aand air monitoring for certain gases - E & O activities: daily (emergency 24/7); Training students - Occupancy: - Steady: Two people - Peak: Ten people - Adjacencies (list/distance): - Space size (gsf and/or WxLxH): 4 m x 6 m x 4 m - Experiment Systems: Germanium low background detectors and DAQ system - Shielding: Very stout floor for shield; Copper, lead, poly bricks, water walls - Floor load (PSF): (Pb ~12 g/cm3) a 1-m high shield would be 1,200 g/cm2 or about 2400 lbs/ft2. Round up for safety ~ 1.5 tons/ft2. - Material handling (cranes, etc.) Movable crane/floor rail for heavy item movement - Finishes (walls/floor/ceiling):) Class 10,000 clean standard - Casework: - Storage: purge cabinets; LN2 - Furniture/Fixtures/Equipment (non-experiment): chemical storage cabinets, storage cabinets, etching tanks and rinse tanks for cleaning lead, a)Glove box (ea 3x3ft^2=9ft^2: 9ft^2); b)Assembly Table: 4 (ea 5 x 5 ft^2 = 25 ft^2: 100 ft^2) (with test equipments, can be combined to form single larger assembly support tables); c) Chairs: 4 (ea 3 x 3 ft^2 = 9 ft^2: 32 ft^2); d)Electronics Racks: 1 (3 x 2 ft^2 = 6 ft^2: 6 ft^2); e)Parts Storage Cabinets: 4 (4 x 2 ft^2 = 8 ft^2: 64ft^2); Chemical storage cabinets 4 (4 x 2 ft^2 = 8 ft^2: 64ft^2). - Mechanical: - Environmental conditions: Radon reduced air, temperature and humility control - Clean class: 10,000 - Ventilation: ~100 cfm - Exhaust: ~ 100 cfm - Plumbing (domestic, waste, systems): water, heating/cooling - Fire Suppression: - Building Management System: Preparation room for changing PPE and keeping the note books - Fume hoods: 1 (ea 4x5ft^2=20ft^2: 20ft^2) - hoods, storage cabinets, etching tanks and rinse tanks for cleaning lead, glove box - Chilled water - Other: - Electrical: - Power (clean and dirty): clean 15 kw - Lighting: room lights - Low Voltage/Data/Communication: - Fire Detection/Alarm: - Other: - Acoustical: - Vibration Isolation: - EMI/RFI Isolation: - Hazardous materials: General waste disposal: 1 hazardous chemical disposal: 1 lead contaminated ppe disposal: OSHA compliant layout - Special Consideration (expansion, etc.):