Originally Posted by Nullius
That's a common place for frame failure, I broke an old nishiki in the same spot.
You're the 2nd responder with similar breakage...Aluminum frame?
I also snapped a Cannondale mountain bike chainstay right behind the BB (about 5 yrs ago).
I'm no clydesdale, but at 6'2" 195, I could be too much for aluminium.