Leak Off Test Procedures & Calculations Sheet
Before starting leak off test drilling procedures, gauges should be checked for accuracy. Also, the upper-pressure limit should be determined. It is so simple to run leak off test drilling but if you exceeded certain pressure, you may break the formation and a loss of circulation may occur.

Typical Rig for LOT

Leak Off Test Best Practice

Pre-job Procedures.

- A casing test will be performed during the kick drill, before drilling out the shoe to ensure casing and connection integrity.
https://www.drillingmanual.com/leak-off-test-procedures/