FST Procedure

FST Procedure

This article presents Formation Strength Tests Equipment and Procedure.

Equipment Requirements

A formation strength test requires:

  • a Cement Pump with mud tank calibrated in ΒΌ bbl
  • calibrated gauges covering anticipated pressure range mounted on a dedicated manifold
  • a chart recorder
  • a recording form.

Test Pressure Limitations

The test pressure shall be limited to a maximum pressure that does not exceed the lowest:

  • leak-off pressure.
  • limited pressure advised in the Drilling Programme (Limit Test) of the casing burst pressure . . .

    Restricted Content

    Subscribe to view the Content