Determining the Factor of Safety Against Overturning Moment

[@goudhaantje3569]

Now the practice: My neighbour after 10 years added a swimming pool in the rocky soil behind the (shared front) retaining wall. After a few years an opening is visible (now 8 cm on both sides ) and the wall is leaning a little.

[@mohammedkader9584]

thanks

[@jaav2012]

For active : P = (.5)(Ka)(Γ)(H)²