Explosions, and fire resulting in the destruction of the Piper Alpha July 6, 1988
A Coggle Diagram about General lax attitudes towards procedures on the Piper alpha., Retrofitting for gas production reduced spatial safety distances between various parts of the platform., Gas risers from Claymore, MCP-01, &Tartan all under the control of different companies., Use of a blank flange unable to hold pressure tightened to only fingertightness., Inadequate time allowed for the repairs., Ability for a line to be repressurised without safeguards, Lack of evacuation options if helicopter evacuation not possible and large scale sea evacuation required., Permit to work system was not implemented following designated procedures., Failure of automatic gas detection systems, Cost cutting. (Culture of employees acting in higher positions than qualified for. and Management did not want to lose money from a drop in production from full shutdown requiring cold restart.), Valve gauges on different floor and not visible to valve location., (), Steel structure not designed for high intensity fires., No backup electrical system for safety lighting, public address systems& communications equipment., Phase 1 production in use due to maintenance of other system parts which was not normal meaning pressures of 650 PSI instead of 250 PSI., Change of shift not done systematically and Fire deluge pumps switched to manual operation mode.