Fault 24 : Natural Disaster. Geological term denoting a formation break, upward or downward, in the subsurface strata. Faults can significantly affect the area drilling fluid and casing programs. (Bul D11)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}