Highside Toolface
Highside Toolface :
(n). Drilling. Toolface angle used for deviated wells. Highside toolface is the angle of the borehole survey instrument within the wellbore measured clockwise relative to up and in the plane perpendicular to the wellbore axis; the high side (maximum build), maximum right, low side (maximum drop) and maximum left directions have highside toolface angles of 0°, 90°, 180°and 27°, respectively. Syn: Gravity Toolface. Alt. form: high side toolface, high-side toolface See: Magnetic Toolface, Toolface
No records Found