[QUOTE=alvis;37260]As far as I know, this spreadsheet that contains pressures has an accurate diagram.
http://www.energy.gov/open/documents/4.2_Item_1_BOP_Pressures_07_Jun_1200_Read_Only.xls[/QUOTE]
Thanks for that, Alvis. At least now I know where they put the test rams! Doesn’t change my thinking much, though.