- door went on BSC8 - dust counts spiked during the activity, but no more than would be expected - lots of activity at BSC6: viewports removed for cleaning, aLigo flooring installed, other work inside the chamber - during the safety meeting, the dust monitor at EY, that's in the clean room with BSC6, had numerous spikes in the dust counts, but it's not clear what activity is going on at the time - end of the day: Filiberto at EY Gerardo put in a work permit for pumping on H2 ITMY tomorrow