https://imgur.com/a/OWEYr6y This homeowner had a concrete pad built above their retaining wall and now they are worried it might shift down towards the wall. There is about 4' separating the two and the wall right now is about 5' high. Would adding two foot of height compromise the wall? I think I need to dig down and see how much geogrid they used. If its 4' I should be fine right? Should I just run away?