POSC wellbore type

class name	description	member of ...	status
initial	The first, original wellbore drilled in a well.	.	current
re-spud	A new surface wellbore spudded a short distance from an original surface wellbore following the collapse or otherwise failure of this original wellbore.	.	current
remedial sidetrack	A redrilling of a portion of the wellbore to bypass a blockage of the borehole or otherwise correct a problem in drilling. No change in bottom hole location or target.	sidetrack	current
sidetrack	A new wellbore drilled from an existing wellbore to a new bottom hole location or target. (PIDD 1/25/93 #P0002038)	.	current
re-entry	A wellbore is re-entered with drilling equipment in order to make it active again.	.	provisional

General Comments can be shared. email to StandardValues@posc.org