for the cryotrap
_Drawings of cryotrap
_safety analysis by Demaco
_Materials certificates
_PED classification
_certificates of cryogenic relief valves
_safety documentation for the phase separator
_user/maintenance manuals of the various equipment
_other documents by manufacturer (Alca Technologies)

for the LN2 supply plant
_Drawings and technical specification of the LN2 transfer lines
_certificates of the safety equipment installed in the lines
_user/maintenance manuals
_PED classification