This article is about Piping Piping QC Notes of CBT Aramco related to topic of Piping Erection & Installation Activity.
Piping QC Notes – CBT Aramco | Piping Erection & Installation
ERECTION AND INSTALLATION AS PER SAES-L-350
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- All sensitive equipment to damage during cleaning and flushing of the piping system shall not be installed and shall be removed if installed prior to commencing the cleaning process. The list of these equipment shall be established during early stages of the execution of the project. Examples of sensitive equipment are: Rotating machinery, orifices, Control valves, Flow element, soft valves, glove valves etc.
- All erected piping system and component shall be internally clean and free from foreign objects.
PIPING CLEANING
1. During project proposal and details design, details procedure for cleaning and flushing of the piping spools and system shall be established identifying acceptable method that will be applicable for every individual system category. These procedure shall be agreed on by PMT proponent & Inspection Agency.
Prior to installation – As a minimum & prior to installation/erection of pipe spools on the Pipe Racks and pipe support the following shall be conducted:
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- All pipe shall be internally cleaned by air blowing. In addition, for large diameters pipes rag cleaning should be conducted if found practically.
- All prefabricated pipe spools shall be visually inspected for cleanliness, and Shall have foreign material removed from inside.
- The pipe ends SHALL be covered after inspection to prevent unauthorized removal of the end cover prior to making the joint to the succeeding section of piping.
DURING ASSEMBLY & ERECTION
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- During assembly and erection, the construction agency shall ensure that no foreign materials (such as welding consumables, lumbers, gloves, etc.) are lift inside the piping system.
- After assembly and installation, the piping SHALL be cleaned inside to remove all loose material. The cleanliness SHALL be verified visually and/ or by video inspection techniques.
Aramco QC Questions for all QC Engineers | CBT Test
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