05.07.2009

The pressure measured at or near the surface in a well. This measurement of pressure is usually performed by inserting a gauge into the production string just below the shut-in valve

The first string of casing put into a well. Surface casing is cemented into bedrock and serves to shut out shallow water formations and as a foundation for well control during drilling operations.

Pipelines and equipment connecting the well or subsea system to a floating unit