{"version":"1.0","type":"link","title":"Rack phase difference - Newikis","description":"Rack Phase Difference (RPD) is a difference in the elevation between rack teeth of the chords of any single leg of a jackup rig with open truss-type legs. This type of jackup vessel operates with a rack and pinion drive system, as opposed to the pin-hole system found on jackups rigs with tubular…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}