You'd be surprised how often this type of disposal is employed. But, it is usually preceded with me saying, "Here, hold my beer"
Generally, with a fa-copp this big (manner of speaking) the perp has an excuse. Too much beer and not enough thought.
This was done COLD SOBER, and with at LEAST...HOURS to consider it.
This wasn't the Stone Ages. Demolitions experts were using timed charges to magnificently, professionally, drop condemned buildings neatly. This, has all the indication of Short Bus kids given keys to the Equipment Shed.