Improvement Notice 302927509
This information appears* to relate to
- Compliance Date
- Murco Petroleum Ltd, Milford Haven Refinery. Improvement Notices served concerning the Dimersol Unit and Process. Three Improvement Notices served on 3 November 2011:
Improvement Notice 302927509 - A suitable and sufficient assessment of the risks from the Dimersol process had not been carried out, in that suitable thermo-chemical data from calorimetric studies had not been obtained on order to allow this.
Improvement Notice 302927647 - The Dimersol pressure system is known to have operated in excess of its design pressure, but the system had not been fully assessed for fitness for service under the maximum foreseeable operating limits. A fitness for service assessment, including fatigue life assessment and the setting of safe operating limits to cover all foreseeable pressures is required.
Improvement Notice 302927613 - A safety instrumented system making a key contribution to safety on the Dimersol Unit had not been proof-tested end-to-end as specified in good practice guidance
- Notice Type
- Improvement Notice
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Last updated March 30 2011, 9.30PM (about 6 years ago)