175. The cement used for cementing the production tubing must reach the minimum compressive strength of 3,500 kPa after 36 hours of hardening at the temperature of the shallowest formation to be covered.
The authorization holder must restrict the cement shrinkage process and limit to the minimum the risk of formation of a micro-annular space.
1251-2018O.C. 1251-2018, s. 175.