Major construction, fabrication activities and also disassembly, removal and disposal (decommissioning) at the end of the facility life. Includes construction of process plant, yard construction of structure, offshore installation, hook-up and commissioning, and removal of redundant process facilities.
Source: OGP Report No. 456, Process Safety – Recommended Practice on Key Performance Indicators, International Association of Oil & Gas Producers, November 2011. Global Standards
All activities during purchase, manufacturing, assembly, and erection at the manufacturers site. until the lifting appliance is ready factory acceptance test.
Source: Verification of Lifting Appliances for the Oil and Gas Industry, DNV-OSS-308, October 2010, Det Norske Veritas AS, Global Standards