*****JACKUP RIG LAUNCHING***** Jack-up rigs are built in dry docks or adjacent to a quay. As the most common launch types, they are launched into the water via a slipway or are “walked” into the water using a complicated and time consuming method of elevating the rig and moving dirt around the spudcans. The PPL Pacific Class 375 and 400 (also called the Baker Marine Pacific Class) are moderate environment proprietary designs owned by PPL shipyard which is a subsidiary of Sembcorp. Watch more vid