When Blasting is not an option due to a rock's proximity to an existing structure other extenuating circumstances a much better solution than traditional hydraulic hammering of the rock, especially if it is very hard rock such as granite or limestone, is Hydraulic Rock Splitting.
When there is more than just a boulder or 2 that needs to be removed, and there is room to get a large machine to the area, the best option is our Darda C20 Rock Splitter which can split huge granite boulders in mere seconds.