PVI Software Banner
Home Support & Resources Drilling Industry Glossary Excess - Open Hole

Drilling Industry Glossary

All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Excess - Open Hole

If a wellbore has the same diameter as the drilling bit, then it is a gauge hole. However, it is common for the hole to slowly enlarge with the passing of time, for example in clay formation. The open hole excess takes into the account of hole enlargement.

You may also be interested in: