Activity Log: All Times in UTC (PT) 15:58 (07:58) Chris – Beam tube sealing ~ 150 yards from End-X 17:40 (09:40) Peter – Transition LVEA to laser safe 17:51 (09:51) Bubba – In the LVEA working on crane rail shimming 17:52 (09:52) Peter – Reset PSL External Shutter flow sensor. 17:55 (09:55) Keita – Testing on ETM-X 18:31 (10:31) Kyle – Going to Y-Arm Compressor room 18:43 (10:43) Reset tripped BS Stage 1 & Stage 2 WDs 18:45 (10:45) Mitch – Working in the Optics Lab 19:16 (11:16) Betsy – Going onto LVEA to look for cables 19:21 (11:21) Mitch – Out of Optics Lab 19:22 (11:22) Betsy – Out of LVEA 19:49 (11:49) Reset tripped ETMX Stage 1 & Stage 2 WDs 19:50 (11:50) Kyle – Back from Y-Arm 21:38 (13:38) Kyle – Going back to Y-Arm Compressor room 21:54 (13:54) Mitch – Going into the Optics Lab 21:55 (13:55) Christina – Forklift package from LSB to VPW 22:08 (14:08) Christina – Finished and forklift is parked back at the LSB 22:15 (14:15) Kiwamu – Opened main shutter (with Peter K approval) – LVEA is still laser safe 22:27 (14:27) Alastair & Nutsinee – Going into the LVEA 22:34 (14:34) Mitch – Out of Optics lab 22:53 (14:53) Bubba & John – In the LVEA working on the main crane shimming 22:59 (14:59) Reset tripped OMC SUS WD. 23:40 (15:40) Alastair – Going into LVEA to turn on CO2 laser 00:00 (16:00) Turn over to Travis End of Shift Summary: Title: 02/04/2015, Day Shift 16:00 – 00:00 (08:00 – 16:00) All times in UTC (PT) Support: Kiwamu, Hugh, Incoming Operator: Travis Shift Detail Summary: IFO was not locked during the day due to elevated seismic and microseism levels. Various groups took advantage of the no locking to do crane maintenance in the LVEA and make several fixes/upgrades. Ongoing commissioning work and testing during the shift.