Roof Garden - Retaining wall in process

The green roof folks are behind schedule, no surprise.  They were supposed to be finished the retaining wall, patio and steps.  Instead, they are most of the way done the retaining wall, but have not yet installed the patio tile or cemented the steps in place.  Here's what our roof looks like now - not much:

The green roof guys are supposed to finish up this week.  Regardless of whether or not they do, the soil is being delivered on Saturday and craned up onto the roof.