(YouTube link)
The title of this video at YouTube is "Machine delivered to SA without instructions," but there is no additional information. Could they possibly be out of fuel? What other explanation could there be? (warning: "Surfer Bird") -via the Presurfer
I've worked sites exactly like this before. You excavate by hand and use the trackhoe like a giant overpowered wheel barrow.
Commenters at YouTube are pretty sure they are avoiding pipes under the sand here.