2K Cold Box Cost, Schedule & FDR Summary Mike Bevins LCLS-II 2 K Cold Box FDR March 9, 2017

Schedule Overview 2K Cold Box Delivery Milestones 2K Cold Box FDR, Mar 9, 2017

2K Cold Box Cost Est & Procurement Approach Cold Compressors CP1 + CP2 (6 stages per plant) - ~$5M FDR completed in Jan 2017, Fabrication underway 2K Cold Box Vendor Fabrication CP1 + CP2 - ~$6.6M Best value solicitation Material to be provided to Cold Box Vendor: Long lead items (cryo valves/flowmeters) procured by JLab in parallel with 2K CB solicitation Bayonets (fabricated at JLab) CC Casings (AirLiquide) 2K Cold Box FDR, Mar 9, 2017

Procurement/Fabrication/Commissioning Schedule Cold Compressors Award Cold Compressors 23-Aug-16 Cold Compressor Final Design Review 17-Jan-17 CP1 CC Casings Fabrication Complete 17-Jul-17 CP2 CC Casings Fabrication Complete 16-Mar-18 2K Cold Box Finialize Procurement Package (Drawings & Spec) 10-Apr-17 Release 2K Cold Box RFP 11-Apr-17 Award 2K Cold Box 27-Jul-17 Fabricate CP1 2K Cold Box 28-Jul-17 - 15-Mar-18 Receive CP1 2K Cold Box at SLAC 29-Mar-18 CP1 2K Cold Box Commissioning 1-Nov-18 - 6-Feb-19 Receive CP2 2K Cold Box at SLAC 8-Mar-19 CP2 2K Cold Box Commissioning 26-Jun-19 - 17-Jul-19 2K Cold Box FDR, Mar 9, 2017

The 2K Cold Box design maturity is commensurate with FDR 2K CB FDR Summary The 2K Cold Box design maturity is commensurate with FDR Process design 3D model/drawings Stress Analysis Procurement specification The design is sufficiently mature to release the RFP on schedule 2K Cold Box FDR, Mar 9, 2017