Last weekend, Bo started on the patio. In order to have it the level we want, he had to take out the existing concrete patio. After starting with the sledgehammer, he quickly realized that was not the route to take & after conferring with our patio engineer (aka Derek), went to Lowe's and rented the jackhammer. It took him 7 hours to tear up 1/2 the patio. The remaining half shouldnt take nearly as long (after the trial & error to get the first 1/2 up).
Here's Bo in action:
