Reports until 08:18, Tuesday 30 June 2015
LHO VE
bubba.gateley@LIGO.ORG - posted 08:18, Tuesday 30 June 2015 (19372)
Beam Tube Washing
Scott L. Ed P.

6/25/15
Cleaned 68 meters ending 7.6 meters north of HNW-4-091.

6/26/15
Cleaned 51 meters ending at station HNW-4-094. Test results posted here.

Removed lights, begin relocating cords and lights to next (AND LAST SECTION ON X-ARM).

6/29/15
Complete hanging of lights and begin vacuuming support tubes and spraying diluted bleach/water solution on (many) soiled floor areas.
Expansion bellows are excessively dirty, therefore we will do a pre-clean on these and go back over with regular cleaning. Filled 200 gallon D. I. water tank.
Only able to clean 5 meters of tube after all of that.  
Non-image files attached to this report