(WBS 1.3.1.2) Alan Wootton, LLNL April 24, 2002 Mechanical and Vacuum (WBS 1.3.1.2) Alan Wootton, LLNL April 24, 2002 Requirements Components Costs Schedule LCLS DOE Review, April 24, 2002 Alan Wootton, Richard Bionta, LLNL

The requirements are specified Pipe pressure less than 10-7 Torr, pump life ~ 10 years, standard components 20 ft x 2 in diam pipe, 200 T-L/s ion pumps, bellows, ion guages, 8 keV operation possible during pump-down Be windows on some isolation valves Moveable roughing / turbo pump and leak detection stations Spools for future tanks; tanks supplied by user (I.e. another wbs) Protect upstream vacuum system in event of downstream vacuum failure fast close valve Earthquake supports Remove components without disturbing system isolation valves LCLS DOE Review, April 24, 2002 Alan Wootton, Richard Bionta, LLNL

8” port for additional pump Vacuum Section 8” port for additional pump Gate valve 2” dia x 20’ max ss pipe SS Cross Bellows Port for ion guage Valve for Rough pump (rear) Stand Ion Pump LCLS DOE Review, April 24, 2002 Alan Wootton, Richard Bionta, LLNL

1.3.1.2 Mech and Vac Cost Estimate (FY02 Dollars, Thousands) Name PED Construction Contingency Total 1.3.1.1.2 $ 1,408 - $ 243 $ 1,651 1.3.1.2.1 Front End Enclosure $ 185 $ 32 $ 218 1.3.1.2.2 Electron Dump $ 73 $ 13 $ 85 1.3.1.2.3 Hutch A1 $ 130 $ 25 $ 155 1.3.1.2.4 Hutch A2 $ 102 $ 19 $ 121 1.3.1.2.5 Hutch A3 $ 84 $ 15 $ 99 1.3.1.2.6 Hutch A4 $ 99 $ 18 $ 117 1.3.1.2.7 Tunnel $ 1,121 $ 206 $ 1,327 1.3.1.2.8 Hutch B1 $ 131 $ 14 $ 146 1.3.1.2.9 Hutch B2 $ 121 1.3.1.2.10 Hutch B3 $ 158 $ 26 $ 185 1.3.1.2.11 Hutch B4 $ 103 $ 123 1.3.1.2.12 Vac/Mech Systems $ 231 $ 58 $ 289 LCLS DOE Review, April 24, 2002 Alan Wootton, Richard Bionta, LLNL

A schedule has been developed Hall B occupancy Hall A occupancy FEE occupancy k$, FY02 FY03 FY04 FY05 FY06 FY07 Totals LCLS DOE Review, April 24, 2002 Alan Wootton, Richard Bionta, LLNL

Summary The vacuum components and costs are in hand PED will be used to more accurately determine the pumping requirements LCLS DOE Review, April 24, 2002 Alan Wootton, Richard Bionta, LLNL