1030 hrs. local -> HAM2-HAM3 @ 1.2 x 10-1 torr -> Relatively fast rough-down (scroll pump) due to 2" hose connection to 2.5" Vent/Purge valve as opposed to pumping through deenergized turbo pump (observed ultimate pressure of this particular scroll pump is 3 x 10-3 torr). Tumbleweed crew bailing near Y-arm penetration. 1115 hrs local -> Leaving site now.