Lift Test of Integrated Launch Vehicle on the Launch Pad April 22 - The Integrated Launch Vehicle rolls out of the hangar on the Launch Platform and lifts to a vertical position on the launch pad, where it stands for several hours during tests at Home Port. Following the tests, the vehicle is lowered to a horizontal position and stored in the hangar for transit to the launch site. The transporter-erector arm lifts and lowers the vehicle and supports it during transit and at launch. ift Test of Integrated The Zenit-3SL vehicle erect on the launch pad, as seen from the pier at Home Port.