all of this which is still useful should be put into the 40m DCC Vac tree
http://www.ligo.caltech.edu/~ajw/40m/40mProcedures.doc
http://www.ligo.caltech.edu/~ajw/40m/40mVaccum_T000054-00.pdf
https://dcc.ligo.org/DocDB/0015/D000338/000/D000338-00.pdf
V1 gate valve http://www.vatvalve.com/en/business/valves/product?id=10846-UE44 8" id main gate to Maglev turbo
IFO to RGA valve http://www.vatvalve.com/business/valves/product?id=10836-UE44 2.5" id VM1
Leybold D30A as RP1 & RP3 Roughing_Pump_ Manual
Fore pump of TP2 & TP3 SH-100 Dry Scroll Pump
TP2 & TP3 Varian TP Manual: Small_Turbo_V70D.pdf / Varian Controller Manual: V70D Turbo Controller / Agilent Manual: TwisTorr 84 FS AG Rack Controller.pdf
TP1 magnetically suspended turbo Osaka Maglev Osaka Maglev Manual Maglev Controller Communication Drawing TG390MCAB specs
/Vacuum MEDM screen and EPICS editing
Seismic_Isolation_Stacks_TM_Chambers.pdf
Manual_Access_Connector_to_OOC.pdf
LIGO_40M_Lab_Safety_Floor_Plan.pdf
40M_Vac_Env_Side_Chamber_Stack.pdf
40M_Vac_Env_Vertex_Chambers_Layout.pdf
40M_Vac_Env_Layout_&_Building.pdf
old_drawings_on _paper_ opt_vac_facilities
5E-7 Torr is the lowest pressure achieved in 40m https://nodus.ligo.caltech.edu:8081/40m/180821_160912/best_.pdf
http://nodus.ligo.caltech.edu:8080/40m/14373 Main vacuum heavy doors are supposed to be fastened by torque wrenches. 25 ft-lb for the 1st round and then 45 ft-lb for the 2nd round.
Crane Safety Documentation
The main Crane Safety Document for the End Station Cranes (now in the DCC):
40m Cranes Document
Annual_Crane_Inspection_2016.pdf
Annual_Crane_Inspection_and_Preventive_Maintenance_April_2013.pdf
Annual_Crane_Inspection_and_Preventive_Maintenance_10_March_2011.pdf
Crane_Load_Test_1_Ton_Quote_16_March_2011.docx
Crane_Inspections_and_Load_tests_4_April_2011.pdf
Previous (Obsolete) Versions of the Crane Docs
E1000379_40m_cranes_document.doc
CraneDocument 27 August 2010_ENDS.doc
CraneDocument27 August 2010_Corner-1.doc
CraneDocument21July2010_Corner.doc
The main document refers to another document for details on keeping thinks clean (wiping chambers with methanol, etc): Cleanliness.doc