Case Study

Murchison

Murchison

CHALLENGE T o flush all of the risers and subsea pipework from Buchan Alpha topsides. Systems were looped and each system flushed to a hydrocarbon in water content of below 30mg/l. The export pipeline pigging operations had to be managed to ensure that the onshore facilities fluid receipt capabilities were not compromised. This resulted in a stop / start pigging programme from pig launch to receipt. Due to platform processing rate limitations

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