I snapped this photo late yesterday and figured the alumni would be interested in seeing the progress.
For reference, compare that door at the far building to where those trucks are sitting. Remember, those doors were only 3 steps up from the courtyard patio. Expect it to go down about two and a half stories in total before they start work on the structure itself (slated to begin late May).
Below, enjoy Boalt GC's T-shirt spoof. Thanks to the anonymous commenter for providing the link!