Yours truly went past the Ackerman bus turnaround that UCLA closed on July 8 to make way for the grand hotel. He expected to find lots of demolition work going on. Instead he found a few construction cones blocking the area and some dug up landscaping. No one was working in mid-afternoon. So what we appear to have here so far is a marking of the territory rather than actual work. Seems like it's the "facts-on-the-ground" approach.
Of course, marking the territory is a natural tendency and there are many ways to do it: